Special rocks found in Antarctica are dated with isotopes to give an average age of the earth of 4.55 billion years. we can use these dark-colored rocks to Determine the age of the Earth.
Special Antarctica-found rocks have been isotopically dated to determine the Earth's average age of 4.55 billion years.
Uranium and thorium, which are radioactive elements that decay over time, are found in these zircon-colored rocks.
Scientists can determine the age of rocks and, consequently, the age of the Earth by measuring the rate of elemental decomposition.
For more than a century, this technique has been used to precisely estimate the age of Earth, providing us with knowledge about our planet's past.
The complete question is -
Special rocks found in Antarctica are dated with isotopes to give an average age of the earth of 4.55 billion years. we can use these dark-colored rocks to -
To know more about the age of the earth,
https://brainly.com/question/28166512
#SPJ4
which of these reasons might result in the modern (human) development of a floodplain? (select all that apply.)
The modern development of a floodplain can be caused by natural river processes, human-induced changes to river systems, and climate change.
A floodplain may eventually form as a result of natural river processes such silt deposition, erosion, and channel migration.
Levees, dams, and other human-made changes to river systems, such as channelization, can alter the river's natural flow and result in flooding in places that weren't previously floodplains.
Climate change can lead to increased precipitation and extreme weather events, which can result in floods and the expansion of existing floodplains. It is possible for natural river processes like silt deposition, erosion, and channel migration to lead to the modern formation of a floodplain. Levees, dams, and other human-made changes to river systems, such as channelization, can alter the river's natural flow and result in flooding in places that weren't previously floodplains. Climate change can also contribute to increased precipitation and extreme weather events, leading in floods and the expansion of existing floodplains. Therefore, the modern development of a floodplain could be caused by any of the three causes.
learn more about floodplain here:
https://brainly.com/question/17366465
#SPJ4
How is the troposphere formed?
Answer:
The troposphere is the lowest layer of the Earth's atmosphere, extending from the surface up to about 7-20 km (4-12 miles) depending on the latitude and season. It is the layer where most of the Earth's weather occurs, and where we live and breathe.
The troposphere is formed by a combination of processes involving the Earth's surface and the Sun's energy. The Sun's radiation heats the Earth's surface, causing it to warm up and create thermal energy. This thermal energy is then transferred to the air molecules in contact with the surface, causing them to rise and expand. As the warm air rises, it cools and loses some of its moisture, which condenses into clouds and precipitation.
At the same time, cooler air from higher altitudes sinks down to replace the rising warm air. This creates a convective cycle, where warm air rises and cool air sinks, creating a mixing of the atmosphere that distributes heat and moisture.
The boundary between the troposphere and the layer above it, the stratosphere, is marked by a temperature inversion layer called the tropopause, where the temperature stops decreasing with height and begins to increase again. This is due to the absorption of ultraviolet radiation by ozone molecules in the stratosphere, which creates a warming effect that prevents the mixing of air between the two layers.
Explanation:
why dams and furrows have large number on a topographical map
Answer:
These numbers represent two grid systems that can be used to find your exact location. The first is called latitude and longitude. The exact latitude and longitude is given at each corner of that map and at equally spaced intervals between the corners. The second is called UTM's.
Explanation:
Why are renewanle resources categorised into critical and non critical
Because of their potential to replace non-renewable, or finite, resources in the production of energy, renewable resources are regarded as particularly significant.
What is a critical renewable resource?The following are some of the scarce resources needed for renewable power: Place your land in areas where wind and solar power generation is feasible. Geographical highlights reasonable for siphoned capacity hydroelectricity to store discontinuous power for a minimal price. Cobalt and other minerals for lithium-ion batteries to store power. A resource that can be replenished is considered a renewable resource because it has an infinite supply. Renewable resources include the sun, the wind, and geothermal heat, which are regarded as inexhaustible.
As long as there is precipitation, water is also considered a natural resource that can be renewed. The need to conserve water resources has been demonstrated by shifting climate patterns.
To learn more about resources visit :
https://brainly.com/question/19048855
#SPJ1
which of the following is NOT one of the primary causes of lack of access to clean water experienced by many people in the region?
1. rapid urbanization has dramatically increased demand for water
2. governments have failed to invest adequately in water supply infrastructure
3. government corruption has hindered efforts to improve water supplies and quality
4. the region is naturally arid and lacks freshwater sources
The correct answer is option 4, the region is naturally arid and lacks freshwater sources. This is not one of the primary causes of lack of access to clean water experienced by many people in the region.
The main causes of lack of access to clean water are rapid urbanization, inadequate investment in water supply infrastructure, and government corruption. Rapid urbanization has led to a dramatic increase in demand for water, and governments have failed to invest adequately in water supply infrastructure.
Government corruption has also hindered efforts to improve water supplies and quality. All of these factors have created a situation of water scarcity and lack of access to clean water for many people in the region. The correct answer is option 4.
To know more about urbanization, click here:
https://brainly.com/question/14467886
#SPJ4
which of these places in latin america has a high minority indian (from india) population? argentina trinidad
There is no sizable Indian minority in either Trinidad or Argentina. However, due to their history of indentured labour under British colonial authority, Guyana and Suriname, both of which are in South America, have high Indian populations.
There is not a significant Indian minority in either Trinidad or Argentina. Less than 0.01% of the country's overall population, or about 4,000 people, are thought to be members of Argentina's minuscule Indian community. On the other side, Trinidad is home to a sizable population of Indo-Trinidadians, who are descended from indentured Indian labourers who were transported to the island during the 19th century. Around 35% of Trinidadians are classified as Indo-Trinidadians, but they are Trinidadian natives with Indian ancestry rather than immigrants from India.
learn more about populations here:
https://brainly.com/question/27991860
#SPJ4
What Latin American country or territory has a high population of Indian (from India) minorities: Argentina or Trinidad?
Which of the following best compares a technological consequence of the Green Revolution in more developed and less developed countries?Farmers in less developed countries experienced increased profits from manufacturing and selling genetically modified seeds on the open market to more developed countries.Farmers in less developed countries experienced a decrease in water pollution through the use of chemical fertilizers first used in more developed countries.Farmers in more developed countries experienced substantial profits because of the increasing emphasis on more sustainable practices such as organic farming first used in less developedcountries.Farmers in less developed countries were able to increase their profits from growing and exporting high-yield grain to levels similar to those in more developed countries.
The technological consequence of the Green Revolution in more developed and less developed countries that best compares is that Farmers in less developed countries were able to increase their profits from growing and exporting high-yield grain to levels similar to those in more developed countries. Therefore the correct option is option
Green Revolution refers to the transformation of the agricultural system that occurred from the mid-1900s to the late 1960s, which involved the implementation of modern, high-yield varieties of cereal grains, particularly wheat and rice, as well as new agricultural technologies, such as fertilizers and mechanized farming methods.
This revolution had a significant impact on agriculture and food production in both developing and developed countries.
For such more question on Green Revolution:
https://brainly.com/question/1082058
#SPJ11
The following question may be like this:
Which of the following best compares a technological consequence of the Green Revolution in more developed and less developed countries?
Farmers in less developed countries experienced increased profits from manufacturing and selling genetically modified seeds on the open market to more developed countries.
Farmers in less developed countries experienced a decrease in water pollution through the use of chemical fertilizers first used in more developed countries.
Farmers in more developed countries experienced substantial profits because of the increasing emphasis on more sustainable practices such as organic farming first used in less developed countries.
Farmers in less developed countries were able to increase their profits from growing and exporting high-yield grain to levels similar to those in more developed countries.
What does the arrow with 15 mph inside it indicate on the weather map?A. The humidityB. The wind speedC. The precipitationD. The air pressure
In a weather map, the arrow with "15 mph" inside it denotes the wind speed at a specific area. The length and thickness of the arrow may be used to determine the wind speed. Wind direction is often depicted by an arrow pointing in the direction that the wind is blowing.
In this instance, the arrow with "15 mph" inside it denotes that the wind speed at that place is 15 miles per hour. This knowledge is crucial for forecasting storm severity, understanding how weather systems move, and determining how wind affects various systems and buildings.. The arrow with "15 mph" inside it on a weather map represents the wind speed at a particular location. Wind direction is typically represented by an arrow pointing in the direction that the wind is blowing, and the length and thickness of the arrow can be used to indicate the wind speed.
In this case, the "15 mph" inside the arrow indicates that the wind speed at that location is 15 miles per hour.
learn more about weather map here:
https://brainly.com/question/1674348
#SPJ4
You have observed that there are variations in your environment in relation to natural, cultural or social.
Example, all vegetations are not of the same variety. Can you argue that geography is not about differentiation or variation?
Geography does not focus on the variations or differentiations that exist in society, but on the interactions that exist between beings and the environment.
What is geography?Geography is a term that refers to a science that studies the interaction of beings with the environment through time. In general, we can analyze these interactions and how they influence other events and the development of the future.
The land is characterized by its variations in vegetation, communities and cultures, however, geography does not focus on these differentiations but on analyzing the interactions between them.
Learn more about geography in: https://brainly.com/question/1462956
#SPJ1
Use the rule x + 8 to write a pattern. Begin with x = 0.
8, 9, 10, 11,...
0, 9, 10, 11,...
0, 8, 16, 24,...
Answer: 0, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144, etc.
Explanation:
Starting with x = 0, we can use the rule x + 8 to generate a pattern of numbers by adding 8 to each successive value of x. The pattern would look like this:
0, 8, 16, 24, 32, 40, 48, ...
So, the pattern is generated by adding 8 to the previous number in the sequence.
Immigration vs emigration in the American Rocky Mountains chart
Answer:
Immigration
• Population growth in the American Rocky Mountains has been driven by immigration.
• Immigration to the region increased significantly during the 1980s and 1990s, with the majority of immigrants coming from Mexico and Central and South America.
• The influx of immigrants has led to an increase in the population of cities like Denver, Colorado Springs, and Albuquerque.
Emigration
• Emigration from the American Rocky Mountains has been relatively low, with most people leaving the region for other parts of the United States.
• The majority of emigrants are young people seeking better job opportunities or a change of scenery.
• Emigration has been offset by immigration, resulting in a net population gain for the region.
Which of the following lists has one rock from each major category (igneous, sedimentary, metamorphic) that contains quartz? basalt, limestone, greenstone basalt, sandstone, greenstone O granite, limestone, schist O granite, sandstone, gneiss
In order to include a rock from each main type (igneous, sedimentary, and metamorphic) that contains quartz, the proper response is "granite, limestone, schist."
In order to include a rock from each main type (igneous, sedimentary, and metamorphic) that contains quartz, the proper response is "granite, limestone, schist." Quartz is a common mineral found in all three igneous, sedimentary, and metamorphic rocks, including granite, limestone, and schist. Justification: Igneous, sedimentary, and metamorphic rocks all include the common mineral quartz. When magma or lava cools and solidifies, igneous rocks are created, and they can contain quartz, as in the case of granite. Sedimentary rocks, like limestone, are created by the accumulation of sediment and may also include quartz. Rocks that have undergone heat and pressure to change into metamorphic rocks can include
learn more about limestone here:
https://brainly.com/question/30717890
#SPJ4
How does economic development affect diffusion?
Answer:
Economic development results in higher levels of education, greater employment opportunities, and higher income levels. Communities are strengthened with economic development because increasing numbers of jobs result in higher income levels.
Answer:
Economic development can have a significant impact on the diffusion of innovations, ideas, and technologies within a society or across different societies. Here are some ways in which economic development can affect diffusion:
Availability of resources: Economic development can increase the availability of resources such as capital, technology, and human resources that are needed to develop and adopt new innovations. With more resources, societies can invest in research and development, create better infrastructure for communication and transportation, and promote education and training to support the adoption and diffusion of innovations.
Market demand: Economic development can also create greater demand for new technologies and innovations, especially in emerging markets that are growing rapidly. This can drive companies and entrepreneurs to invest in the development and dissemination of new products and services that are tailored to the needs of these markets.
Cultural factors: Economic development can also impact the cultural factors that influence the diffusion of innovations. For example, societies with high levels of economic development may have more open and diverse cultures that are more receptive to new ideas and technologies. They may also have more established networks of communication and exchange that facilitate the spread of innovations.
Policy and regulation: Economic development can also lead to changes in policy and regulation that can either facilitate or hinder the diffusion of innovations. For example, policies that promote innovation and entrepreneurship, or that provide funding and support for research and development, can help to accelerate the adoption and diffusion of new technologies.
Overall, economic development can create the conditions that support the adoption and diffusion of new innovations, by increasing resources, creating demand, shaping cultural factors, and driving policy and regulation.
a metamorphic rock with minerals aligned in a preferred orientation or has alternating dark-colored and light-colored layers is said to have
Metamorphic rocks in which the minerals are oriented in a particular direction, or in which dark and light layers alternate, are said to be foliate metamorphic rocks.
To understand this class of rocks, we first need to elaborate on the nature of foliation. The word comes from the Latin folium, which means leaf. Geologists use foliation to refer to parallel surfaces and/or layers that can occur in metamorphic rocks. Sheeting can give outcropping metamorphic rocks a banded or banded appearance and/or the ability to divide into thin layers. Foliated metamorphic rocks contain different mineral crystals oriented parallel to each other and exhibit foliation because they define preferred mineral orientations and/or because rocks have alternating dark and light layers.
A fine-grained sheet-like metamorphic rock, shale is formed by the metamorphism of shale or mudstone (a rock that is primarily clay) under relatively low pressure and temperature. Slate contains a type of leaf-like structure called a cleavage that allows it to split into thin sheets that make excellent roofing shingles (figure a above). Shale fracturing occurs when a pressure solution grows clay flakes perpendicular to the direction of compression while removing portions of the clay flakes that are not perpendicular to the direction of compression.
Know more about metamorphic rocks here:
https://brainly.com/question/7223515
#SPJ1
