The rock types that were involved in the given sequence of events are igneous, sedimentary and metamorphic.
What is rock?A rock is a natural occurring substance composed of minerals. It is a hard, naturally occurring substance consisting of one or more minerals that have been consolidated into a solid form.
Igneous rocks: Igneous rocks are formed from the cooling and solidification of molten lava or magma.
Extrusive rocks: These rocks are formed from the solidification of lava, which flows onto the surface of the earth.
Intrusive rocks: These rocks are formed when magma cools beneath the surface of the earth.
Sedimentary rocks: Sedimentary rocks are formed from the accumulation and cementation of small rock fragments, mineral grains, and other organic materials.
Metamorphic rocks: Metamorphic rocks are formed from the transformation of existing rocks under conditions of high pressure, high temperature, or both.
Learn more about rocks here:
brainly.com/question/26046551
#SPJ11
Which is NOT true of the Anthropocene
A. Describes a period in Earths's history when forces of human activity have begun to exceed those of wild nature
B. It is the term in Anthropology referring to the first humans to walk on land
C. Is evidenced by the effects of plowing, tilling, littering, and disturbing soils across the surface of the Earth
D. Is expected to extend long into the future
Option B. It is the term in Anthropology referring to the first humans to walk on land is NOT true of the Anthropocene.
What is Anthropocene?
The term Anthropocene is used to refer to the current geological epoch, characterized by the significant impact of human activity on the Earth's ecosystems and geology. It is thought that human activity has been so extensive and profound that it is changing the planet's natural systems permanently.
The word "Anthropocene" is derived from the Greek word for "human" and "new."
Option A: Describes a period in Earths's history when forces of human activity have begun to exceed those of wild nature is true of the Anthropocene.
Option B: It is the term in Anthropology referring to the first humans to walk on land is NOT true of the Anthropocene.
Option C: Is evidenced by the effects of plowing, tilling, littering, and disturbing soils across the surface of the Earth is true of the Anthropocene.
Option D: Is expected to extend long into the future is true of the Anthropocene.
To know more about Anthropocene refer here :https://brainly.com/question/16550690#
#SPJ11
identify the conditions that are likely to help preserve animal remains, making it more likely for them to become fossils.
Answer:
The following conditions are likely to help preserve animal remains, making it more likely for them to become fossils:
Rapid burial: When an animal dies, it is important that its body is quickly buried by sediment or other materials, which can protect it from scavengers, decay, and weathering.
Low oxygen environments: In low oxygen environments, such as swamps, bogs, or deep ocean sediments, decomposition slows down, which can help preserve the animal's remains.
Hard parts: Animals with hard parts, such as bones, teeth, or shells, are more likely to be preserved as fossils than those with soft tissue because hard parts are more resistant to decay and can survive burial and fossilization processes.
Lack of disturbance: If an animal's remains are not disturbed or moved after burial, they are more likely to remain intact and undergo fossilization.
Mineral-rich water: When mineral-rich water percolates through buried remains, it can replace the organic material with minerals, preserving the structure of the original organism and creating a fossil.
It is important to note that the likelihood of an animal becoming a fossil depends on a combination of factors, and even under ideal conditions, fossilization is still a rare event.
Explanation:
After graduating, you and two of your classmates decide to embark on a sailing voyage. Being novices at long-distance sailing, you and your friends decide to tackle something that appears relatively simple. You decide that a round-trip across the Atlantic, starting in North America, would NOT be a bad idea. You decide to leave from North Carolina, where the old boat you bought is located, and travel across to England, then south from there all the way down to Morocco, then back across the Atlantic. You also decide to prepare by digging up your old ISP 203a notes and a map of ocean currents to help you out....1. How do you plan your route there and back, so that the prevailing ocean currents provide the most help? Which currents are these? Draw them and label them on the map on the last page of this handout.2. You know that currents are driven by winds. What are the two major winds that drive the currents you will use in part 1?Getting across to England is a breeze – you can’t believe how easy the trip was, and how quickly it all went by. Now you are ready to head back. You know the trip home will take longer...You are back at sea, just entering the warmer climates to the south, when disaster strikes. Off the CanaryIslands (on your map), your boat capsizes in a storm. Before she sinks, you have just enough time to grab the emergency kit and jump into the inflatable lifeboat. Whew! But...now what??? The current is flowing westward; try as you might, you can’t make the boat go east as you have no sail. So, you’re off across the Atlantic again, although not exactly as you’d planned. This WILL be educational!
The currents you will use are the Gulf Stream, the North Atlantic Drift, the Canary Current, and the North Equatorial Current. The two major winds that drive the currents you will use are west wind and east wind.
To plan your route there and back, you should take advantage of the prevailing ocean currents. The Gulf Stream is a warm and swift ocean current that moves from the Gulf of Mexico, up along the east coast of North America and across the Atlantic towards Europe.
The North Atlantic Drift is an ocean current that moves in the opposite direction of the Gulf Stream and is a weaker current. The Canary Current is a cool and weak ocean current that flows southwards from the west coast of Europe to northwest Africa. Finally, the North Equatorial Current is a warm ocean current that moves westwards across the Atlantic.
The two major winds that drive the currents you will use are the prevailing westerlies, which move from west to east, and the northeast trades, which move from northeast to southwest.
In your situation, the current is flowing westward and you can't make the boat go east as you have no sail. To get back to North Carolina, you should use the Gulf Stream to your advantage and move south-eastward along the edge of the Gulf Stream towards the North Atlantic Drift. From there, you can use the North Atlantic Drift to get across the Atlantic and back to North Carolina.
Learn more about The Gulf Stream: brainly.com/question/21478079
#SPJ11
750mm of rainfall is considered a good amount of rainfall for year , does the area of Ermelo and surroundings receive adequate rainfall yes or no
Yes, the area of Ermelo and its surroundings receive adequate rainfall. The average annual rainfall in this region is approximately 890mm, which falls within the range of 750-1000mm that is considered good for the year.
This amount of rainfall is sufficient for the plants and crops in the area to grow and thrive. The rainfall is also beneficial for the local wildlife and the overall environment of the region.
The region also experiences some wetter months during the summer and drier months during the winter, which helps to ensure that the area has the right amount of water for its plants and animals. Overall, the area of Ermelo and its surrounding areas receives adequate rainfall and is able to support the local wildlife and vegetation.
To know more about rainfall, click here:
https://brainly.com/question/28576955
#SPJ4
Maine, Nevada, and North Dakota do not have large populations. What are some reasons for such small populations
Answer:
Explanation:
I have been to Maine several times. There are two issues about living there.They have hard winters, most of the time. Do not live there if you cannot deal with a long, hard winter. Its good if you can stay inside and write, like Stephen King.
another thing is job diversity because they rely on Lumber, fishing and other natural resources
according to the multiple nuclei model, an airport is likely to attract nearbyhotels and warehousesretail and wholesale shopsresidences and highwaysuniversities and colleges
According to the multiple nuclei model, an airport is likely to attract nearby residences and highways.
Multiple Nuclei Model, created by C.D. Harris and E.L. Ullman, is a geographic theory that acknowledges the presence of numerous nodes in a city, each having its own unique features.
Each node serves as the nucleus of the city's growth and development. Multiple nuclei model According to the multiple nuclei model, an airport is likely to attract nearby residences and highways, as it is a significant component of the city's economic development.
Since the airport is critical for business growth and creates job opportunities, people prefer to settle near the airport. This leads to the construction of new residential areas and highways near the airport, which facilitates travel to and from the airport.
For such more question on nuclei model:
https://brainly.com/question/30870804
#SPJ11
With the aid of a simple diagram, explain how the map 2029DB ermelo was named
Maps are named according to a standardized method that uses a number or code to specify the map's location. Depending on the sort of map, the nation or area it is located .The location, scale, and kind of map are often identified by a standard code or number system that is used to designate the map.
How do other countries follow the naming system in maps?Maps may have varied names, but most of them adhere to a similar naming pattern based on a code or number system that indicates the map's location and kind. These codes or numbers are often printed on the actual map together with other details like the publishing date, the publisher, and the caption or symbol key.
What is the US Geological Survey?
The US Geological Survey (USGS) names its maps throughout the country using a system of alphanumeric characters. The code is made up of letters and numbers that stand in for the place, scale, and kind of map. The state is identified by the first two letters of the code, which are followed by a string of digits designating the region of the state. The last letters and digits on the map denote its scale and map type.
Learn more about Ermelo here:
brainly.com/question/31019042
#SPJ4
At a bend in a river, the main erosion is _______________
The main erosion is called a cut bank.
Geologists sometimes find a type of igneous rock known as porphyry, which contains both large and small crystals. Which is the best explanation for the formation of this rock?
a) The rock experienced a two-stage cooling process, with initial slow cooling at depth followed by rapid cooling at the surface.
b) The rock experienced a two-stage cooling process, with initial rapid cooling at depth followed by slow cooling at the surface.
c) The rock experienced a two-stage cooling process, with initial rapid cooling near the surface followed by slow cooling at depth.
d) The rock experienced a two-stage cooling process, with initial slow cooling near the surface followed by rapid cooling at depth.
Porphyry is a type of igneous rock that contains both large and small crystals. It's formed by d) The rock experienced a two-stage cooling process, with slow cooling near the surface followed by rapid cooling at depth.
Porphyry is a type of igneous rock that forms when magma cools slowly near the surface and then rapidly at depth. The slow cooling near the surface allows for large crystals to form, while the rapid cooling at depth results in small crystals. The slow cooling near the surface occurs when magma is relatively close to the Earth’s surface.
This allows for large crystals to form due to the extended time period for cooling and crystallization. On the other hand, when magma cools at greater depths, it cools rapidly, resulting in small crystals. The presence of large and small crystals in porphyry is a direct result of the two-stage cooling process.
This two-stage cooling process explains why porphyry contains both large and small crystals. Therefore the correct option is d).
Know more about crystallization here:
https://brainly.com/question/1379105
#SPJ11
what land extends from central mexico to costa rica?
The land that extends from central Mexico to Costa Rica is called the Mesoamerican region.
The Mesoamerican region is a cultural and geographical area in the Americas, extending from central Mexico to Costa Rica. This region is known for its rich and diverse cultural history, including the rise and fall of ancient civilizations such as the Maya, Aztec, and Olmec.
According to archeological evidence, the Mesoamerican region is considered to be one of the six cradles of civilization in the world. This region has many natural resources, such as fertile land, forests, and minerals, which made it an attractive area for early civilizations to settle and flourish.
In summary, the land that extends from central Mexico to Costa Rica is called the Mesoamerican region. This region is known for its cultural and geographical significance and was home to ancient civilizations such as the Maya, Aztec, and Olmec.
For such more question on Mesoamerican:
https://brainly.com/question/9491507
#SPJ11
what is the deepest inland body of water in the world?
Answer:
Caspian Sea
Explanation:
Distinguish attributes of crustal deformation as being associated with folding or faulting.Folding: Faulting:Compressional StressBending of geologic materialsDuctile deformatonBrittle deformation
Folding and faulting are two types of crustal deformation that occur due to different types of stress and deformation of geological materials.
In this case option A is correct.
Folding is a type of deformation that occurs in response to compressional stress, which is a type of stress that acts to shorten or compress a material. This stress can cause rocks to bend and warp, resulting in folds in the rock layers. Folding often occurs in ductile materials that can undergo plastic deformation over time, such as shale, sandstone, and limestone. The process of folding is often associated with the bending of geologic materials, resulting in undulating folds or creases.
Faulting, on the other hand, is a type of deformation that occurs in response to brittle deformation, which is a type of stress that causes rocks to break or fracture.
In this case option A is correct.
To know more about Folding HERE
https://brainly.com/question/28012262
#SPJ4
Identify from the following list possible environments or conditions that can lead to the formation of clay or silt deposits- chemical weathering of soils- windblown material generated by glaciers- floodplains of river systems- bottoms of lakes- wave action along a beach
Clay or silt deposits can be formed in different environments or conditions. These include floodplains of river systems, bottoms of lakes, wave action along a beach, chemical weathering of soils, and windblown material generated by glaciers.
The floodplains of river systems are environments where clay or silt deposits can form. River floods can carry a significant amount of silt and clay materials, and when the water slows down, these materials can settle and form deposits. This process can occur repeatedly over time, resulting in the accumulation of thick clay or silt layers.
Silt and clay deposits can also form in the bottoms of lakes. The deposition of silt and clay materials in lakes is usually influenced by the volume and velocity of water entering the lake and the nature of the lake basin. When silt and clay materials settle to the bottom of the lake, they can form thick layers over time.
The wave action along a beach can lead to the formation of clay and silt deposits. Wave action can move sediments along the shore and carry them offshore. When the waves slow down, the sediments can settle and form deposits.
Clay and silt deposits can also form due to the chemical weathering of soils. When minerals in the soil are exposed to water and oxygen, they can undergo chemical reactions that transform them into clay and silt materials.
The movement of glaciers can create windblown materials that can form clay or silt deposits. When glaciers move, they can grind rocks into fine-grained sediments. These sediments can be transported by wind and deposited in different environments to form clay and silt deposits.
Learn more about silt deposits at https://brainly.com/question/8395011
#SPJ11
according to the model in which that active galactic nuclei are powered by supermassive black holes, the energy released as light comes from
Answer:
b
Explanation:
which natural hazard occurs more often at active plate boundaries?
Answer:
The most often occurrence is volcanos.
Two types of plates, convergent and divergent can create an active volcano site.
if you feel significant seismic shaking from a large subduction zone earthquake, about how much time do you have before the tsunami wave will hit?
In general, the time between the earthquake and the arrival of the tsunami wave can range from just a few minutes to several hours, depending on the distance from the earthquake epicenter and the characteristics of the earthquake and the ocean floor.
If the earthquake is located close to the coast and the tsunami is generated nearby, the wave may arrive within minutes of the earthquake, leaving little time for warning or evacuation. In such cases, it is critical to immediately move to higher ground or inland, following any tsunami evacuation guidelines or orders that may be in place.
If the earthquake is located farther offshore, or if the tsunami is generated by a series of smaller earthquakes rather than a single large one, there may be more time before the tsunami wave reaches the coast. However, even in these cases, the time between the earthquake and the arrival of the wave may be only 30 minutes to an hour, which highlights the importance of taking immediate action to move to higher ground or inland as soon as strong shaking is felt.
Learn more about tsunami wave
https://brainly.com/question/1553831
#SPJ4
The taiga biome has long, cold, dry winters and cool, wet summers. In three to four sentences, describe how the plants and animals would be impacted by a warm and dry summer and how they might survive. Support your answer with the abiotic factors in the biome.
A warm and dry summer would make it harder for most animals to survive since fewer plants would grow. When the temperatures drop, some animals will hibernate so that they don't starve due to the lack of plants. Other animals have thick hair to fight cold and can dig well to hunt hibernating animals like how foxes dig for rodents under the snow.
which process is represented by the diagram shown? Germination, fertilization, mitotic cell division, meiotic cell division
Meiotic cell division is the process by which a cell divides in two, resulting in four haploid cells, each with half the genetic material of the original. During meiosis, cells undergo recombination and exchange genetic material, resulting in genetically distinct offspring.
What is the direction of monsoon winds when they enter India and move back?
The direction of monsoon winds when they enter India is from the southwest, while the direction of monsoon winds when they move back is northeast.
What is a monsoon? A monsoon is a seasonal change in atmospheric circulation and precipitation that happens in the tropics and subtropics. During the winter, the monsoon usually carries cold and dry air, whereas in the summer, it brings warm and humid air.
The wind reversal patterns during monsoons are caused by differences in temperature between the continents and oceans. As a result of the Earth's tilt and its annual movement around the sun, the northern hemisphere is tilted toward the sun in summer and away from it in winter.
Therefore, during the summer, the continents warm up more than the oceans, and the air over the continents rises, causing a low-pressure zone. The air from the ocean then flows towards the low-pressure area, bringing rain to the continent.
When the monsoon winds enter India, they come from the southwest, and when they move back, they come from the northeast. The southwest monsoon, which brings rain to the Indian subcontinent, occurs from June to September, while the northeast monsoon, which mainly affects the southeastern coast of India, occurs from October to December.
The Indian summer monsoon is one of the world's most crucial weather patterns, as it provides water to India's billion-plus population, sustains its agriculture, and is responsible for the country's overall economic growth.
To know more about monsoon winds refer here :https://brainly.com/question/16050542#
#SPJ11
when we say that sediment lithifies, we mean that it ______.
What is the beginning of a river called? a. Mouth b. Tributary c. Source d. Estuary
Answer:
The correct answer is c. Source
fill in the blank question. special rocks found in antarctica are dated with isotopes to give an average age of earth of 4.55 billion years. we can use these dark-colored
Dark-colored rocks found in Antarctica are an important source of information about the age of the Earth. These rocks are dated using isotope techniques to determine their age, which can provide an average age of Earth of 4.55 billion years.
The isotopic dating process involves measuring the relative concentrations of different isotopes in the rocks, which can tell us how long ago they were formed. The process is useful because the relative concentrations of different isotopes remain relatively constant over time, which allows us to accurately measure the age of the rocks.
The data obtained from the rocks helps to provide a more accurate age of the Earth and confirms the scientific theory that the Earth is 4.55 billion years old. Thus, these dark-colored rocks found in Antarctica provide important evidence for the age of the Earth.
Know more about isotope here
https://brainly.com/question/21536220#
#SPJ11
positive effect of the rain bearing mosoon winds windson the people of Northern india
A beneficial effect enhances agricultural yields by bringing fertility to the soil. Population nutrition is safe as a result of this.
What advantages do the monsoons bring to India?Despite the fact that monsoons are frequently associated with destructive rainstorms, the rains they bring are crucial to crop production. In Asia, summer monsoons are necessary to supply the region with sufficient water for the cultivation of rice and other crops. India's monsoon rains also replenish groundwater and reservoirs, enhancing irrigation and increasing hydropower production. In addition, a favorable monsoon season may reduce the demand for subsidized diesel that is used to pump water for irrigation from wells, the ground, ponds, or rivers. The monsoon determines the yields of rice, wheat, sugarcane, and oilseeds like soybeans and is responsible for approximately 70% of India's annual rainfall. More than half of India's 1.3 billion people are employed in agriculture, which contributes approximately 15% of the $2.5 trillion economy.
To learn more about monsoon visit :
https://brainly.com/question/22831604
#SPJ1
Fill in the table with the terms that best describe these landforms plains and Plateaus
Plateaus and Plains are the two landforms, Low-lying, level terrain is known as a plain. A plateau is a level area that is significantly elevated above the surrounding terrain.
Many different landforms can be produced by endogenic and exogenic forces. A landform is an element of the Earth's solid surface that occurs naturally. Mountains, plateaus, and plains are a few examples.
PlateausAn elevated area with mostly level land on top is referred to as a plateau. It has a sizable top area and a steep incline on its sides. They are also referred to as tablelands or high plains. About 18% of the earth's land surface is made up of plateaus.
PlainsThe most significant landforms on the surface of the earth are plains. The definition of a plain is simply a low-lying, comparatively flat land surface with a very gentle slope and little local relief. The plains cover roughly 55% of the earth's land area. Most of the plain have been formed by deposition of sediments brought down by rivers. Besides rivers, some plains have also been formed by the action of the wind, moving ice and other tectonic activities.
Learn more about Plateaus at:
brainly.com/question/14745523
#SPJ4
precession of the rotation axis of earth is caused by
Precession is caused by the gravitational influence of the Sun and the Moon acting on Earth's equatorial bulge. To a much lesser extent, the planets exert influence as well. The projection onto the sky of Earth's axis of rotation results in two notable points in opposite directions: the north and south celestial poles.
Different types of lava have different viscosities, depending on their composition or temperature, or both. Label the types of tava flows based on their relative viscosities. Nichest Viscosity Intermediate viscosity lava lowest Viscosity lava SUBMIT ANSWER 1 OF 15 QUESTIONS COMPLETED < 02/15 > 71 &tv A What a Geologist Sees The image shows Mount St. Helens two years after its 1980 eruption. Given the shape of the volcano and presence of a lava dome (source of the steam), what is the most likely composition of the associated magma? SUBMIT ANSWER 1 OF 15 QUESTIONS COMPLETED < 08/15 > Choose one: O A. felsic to intermediate O B. no relationship between these features and magma composition O C. mafic O D. ultramafic
The most likely composition of the associated magma is A. felsic to intermediate.
What is magma?Magma is molten rock that is found beneath the Earth's surface. It is composed of several different minerals and materials and is formed when the hot rock found within the Earth's mantle rises and melts. Magma is a liquid mass of molten rock that is made up of intense heat and pressure. Magma is found in the lower parts of the Earth's crust, and it can sometimes reach the surface of the Earth, resulting in volcanic eruptions. The temperature of magma can range from 700°C to 1300°C.
Mount St. Helens experienced a Plinian eruption in 1980, which is typical of magmas with a felsic to intermediate composition. The presence of a lava dome is a sign that the magma is still relatively hot and therefore still has some gas, which is also consistent with a felsic to intermediate composition. Mafic, ultramafic, and other magma compositions do not typically produce Plinian eruptions.
To learn more about magma
https://brainly.com/question/23661578
#SPJ1
The early stages of the core-periphery model describe the
A) relationship between the outward appearance of a place and its internal functioning
B) ways that suburban workers commute to urban workplaces
C) relationship between the underlying structure of a society and its outward expressions
D) social and cultural differences between urban and rural people
E) relationship of power and the transfer of resources from less developed to more developed areas
The early stages of the core-periphery model describe the relationship of power and the transfer of resources from less developed to more developed areas. (option E)
The core-periphery model is a theoretical framework that describes the relationship between different regions of a country or the world. It suggests that there are core areas, which are usually urban or industrialized, and peripheral areas, which are usually rural or less developed.
The model suggests that the core areas are dominant and exploit the peripheral areas for their resources, labor, and markets. This leads to a transfer of resources and wealth from the periphery to the core, perpetuating the uneven development between these regions.
The early stages of the core-periphery model focus on the emergence of this unequal relationship between core and peripheral areas, and how it shapes the economic, political, and social dynamics within and between these regions. Therefore, the correct answer is E) relationship of power and the transfer of resources from less developed to more developed areas.
Learn more about core-periphery here:
https://brainly.com/question/27239349
#SPJ11
Suppose you view the solar system from high above Earth's North Pole. Which of the following statements about planetary orbits will be true?A) All the planets orbit counter clockwise around the Sun.B) The inner planets orbit the Sun counter clockwise while the outer planets orbit the Sun clockwise.C) All the planets except Uranus orbit the Sun counter clockwise; Uranus orbits in the opposite direction.D) The inner planets orbit the Sun clockwise while the outer planets orbit the Sun counter clockwise.
The correct answer is option is A) All the planets orbit counter clockwise around the Sun. This statement is true; all the planets in the Solar System orbit the Sun in a counter-clockwise direction when viewed from high above Earth's North Pole.
This is known as the prograde direction, and it is caused by the combined effects of the Earth's gravity, the angular momentum of the planets, and the Sun's rotational axis.
The inner planets, including Mercury, Venus, Earth, and Mars, all orbit in the same direction as they are very close to the Sun and thus more strongly influenced by its gravity.
On the other hand, the outer planets, such as Jupiter, Saturn, Uranus, and Neptune, orbit at greater distances from the Sun, so their angular momentum is a greater factor in their direction of orbit.
B) The inner planets orbit the Sun counter clockwise while the outer planets orbit the Sun clockwise.
This statement is false. As stated above, the inner planets and outer planets all orbit the Sun in the counter-clockwise direction when viewed from high above Earth's North Pole.
C) All the planets except Uranus orbit the Sun counter clockwise; Uranus orbits in the opposite direction.
This statement is also false. All the planets in the Solar System, including Uranus, orbit the Sun in a counter-clockwise direction. The only difference between Uranus and the other planets is that Uranus has an axial tilt of 98 degrees, making it the only planet that orbits the Sun almost on its side.
This means that its direction of orbit appears slightly different from the other planets when viewed from Earth, but it is still moving in the prograde direction.
D) The inner planets orbit the Sun clockwise while the outer planets orbit the Sun counter clockwise.
This statement is false. As stated earlier, all the planets in the Solar System orbit the Sun in a counter-clockwise direction when viewed from high above Earth's North Pole. This includes the inner and outer planets alike.
To know more Solar system here
https://brainly.com/question/12075871
#SPJ11
On the map of Asia, the star is marking which of the following countries?
China
Japan
North Korea
South Korea
Answer:
The star is marking South Korea on the map of Asia
which famous us national park closed indefinitely after being buried in up to 15 feet of snow?
Answer:
National Park Yosemite
Due to excessive snowfall, Yosemite National Park has been closed indefinitely. Several regions of the park have received up to 15 feet of snow. The park was closed on Saturday, and no expected reopening date has been provided as of Friday.
Explanation:
Brainliest pls !
Answer: Yosemite National park
Explanation: Snow closed it indefinalty.
