When comparing groups of stars, which group has relatively low
luminosities and temperatures?

Answers

Answer 1

Answer: Red dwarfs

Explanation:

Red dwarfs are thought to be the coolest star out of the rest. They are also the smallest. Because they are so cool, their luminosity is low as well on account of the fact that relatively speaking, the fusion taking place on their surface is little.

Red dwarfs are the most numerous star in the universe and the most numerous in the Milky Way galaxy as well. We just can't see them with out naked eyes because of their low luminosities.


Related Questions

why fossils are found in sedimentary rocks
give answer for grade 7

Answers

Answer:

Almost all fossils are preserved in sedimentary rock. Organisms that live in topographically low places (such as lakes or ocean basins) have the best chance of being preserved. This is because they are already in locations where sediment is likely to bury them and shelter them from scavengers and decay.

Explanation:

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is it true that growing crop after crop on soil can leave of useless ?​

Answers

Answer:

yes it's depand upon nature of soils...

But not always.

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Look at the map. Which answer best describes the income level of Central America?
A. Mainly upper-middle income
B. Mainly high income
C. Mainly low income
D. Mainly lower-middle income

Answers

Answer:

B

Explanation:

dark blue all over the continent

Answer:

Mainly lower-middle income

Explanation:

centra america is the littel bit between mexico and south america

the correct answer is the yellow one.

identify the statement that is true about soil-forming factors. a. Dry soils tend to contain more organic material than wet soils contain, because wet soils drown vegetation. b. Different plant types can add or remove nutrients within a soil, thereby changing the type of soil that is formed. c. Soil that forms on basalt bedrock will be the same as soil formed on granite bedrock because they are both igneous bedrocks. d. Soil that forms on steep slopes is thicker than soil formed on flat land because of the accumulation of sediment on slopes.

Answers

Answer: b. Different plant types can add or remove nutrients within a soil, thereby changing the type of soil that is formed.

Explanation:

Some plants require more a of particular nutrient than others and so will draw more of these nutrients from the soil whilst giving away some of the ones that they do not want. This is one of the reasons that some plants grow better in a particular area than not.

When these plants give or take away nutrients, they would be changing the type of nutrient composition of the soil and this is what makes crop rotation so effective.

Does the news today aim to inform people or entertain people?​

Answers

Both. It all depends on what information is given out to the public. Use a deadly virus for example. Is the news trying to inform us to make us get a laugh out of it or are they trying to educate us and let us be cautious about our surroundings? Some news often throw in information to make us laugh a bit. But most of the time it’s important news.

In 1980 there was growing concern that the protective ozone layer over the Antarctic might be decreasing and thereby allowing so much harmful ultraviolet radiation to reach the Earth that polar marine life would be damaged. Some government officials dismissed these concerns, since statistics indicated that global atmospheric ozone levels remained constant. The relevance of the evidence cited by the government officials in support of their position would be most seriously undermined if it were true that

Answers

Answer:

Even where the amount of atmospheric ozone is normal, some ultraviolet light reaches the Earth's Surface.

Explanation:

Before 1980 there was very little concern about atmospheric ozone decrease. Many plants and animals flourish in warm climates rather than in polar regions. The increase exposure to ultraviolet rays due to shift in atmospheric ozone has threatened marine life.

Question 7 of 40
Which of the following best describes a natural resource? As
A. Currency used to exchange for or purchase products
B. A cultural or religious ideology used by humans
C. Products created by humans for improved living conditions
D. A substance, energy source, or organism used by humans
SUBMIT

Answers

Answer:

D. A substance, energy source, or organism used by humans

Explanation:

Its not man made like the others

The answer to your question is d

can you solve this geography question la.
Solve this question and help me to solve la​

Answers

Answer:

Umm...sorry i don't think i can help you because this homework is given from your book

What would most likely cause nations with lots of natural resources to struggle economically?

too many trading partners

increased industrialization causing more expensive education

too many skilled workers

lack of technology

Answers

A lack of technology could cause that they are unable to “harvest” their natural resources and would have to out source the harvesting thus meaning less profits.

how does environmental population change in growth​

Answers

Answer:

We humans are remarkable creatures. From our humble beginnings in small pockets of Africa, we have evolved over millennia to colonise almost every corner of our planet. We are clever, resilient and adaptable―perhaps a little too adaptable

^^^^your welcome!!!!

Matriarchal" is best defined as a __________.
A.
pattern of ethnic settlements in Central Europe
B.
matrix of ethnic symbols engraved in an arch
C.
domination of a government or social group by females
D.
collection of materials used only by a particular ethnic group

Answers

Answer: domination of a government or social group by females

Explanation:

Matriarchy refers to the social system whereby women the primary power positions are held by the women in the society. These positions can relate to social privileges, roles of political leadership etc.

Matriarchal is a domination of a government or social group by females. An example of the matriarchal society is the Mosuo of China where inheritance is passed down through the female line. In these society, the women also have their choice of partners.

Answer:

C

Explanation:

Edge2021

This map shows the location of the Sumatra Earthquake of 2004 and the aftershocks.
What is most likely inferred about the aftershocks, based on this map?

A. They were mainly large and some could be considered earthquakes on their own.
B. They were felt for many weeks after the original earthquake.
C. They were concentrated in one area of the Indian Ocean.
D. They were mainly small and unable to be felt by most people.

Answers

Answer:

Earthquakes occur in the crust or upper mantle, which ranges from the earth's surface to about 800 kilometers deep (about 500 miles).

The strength of shaking from an earthquake diminishes with increasing distance from the earthquake's source, so the strength of shaking at the surface from an earthquake that occurs at 500km deep is considerably less than if the same earthquake had occurred at 20 km depth.

Also, the depths of earthquakes gives us important information about the Earth's structure and the tectonic setting where the earthquakes are occurring. The most prominent example of this is in subduction zones, where plates are colliding and one plate is being subducted beneath another. By carefully plotting the location and depth of earthquakes associated with a subduction zone, we can see details of the zone's structure, such as how steeply it is dipping, and if the down-going plate is planar or is bending. These details are important because they give us insight into the mechanics and characteristics of the deformation in the subduction zone.

Within continents, and along continental plate boundary transform faults such as the San Andreas, faults are only active in the shallow crust - perhaps to depths of approximately 20 km.

Accurately determining the depth of an earthquake is typically more challenging than determining its location, unless there happens to be a seismic station close and above the epicenter. So generally, errors on depth determinations are somewhat greater than on location determinations.

Answer:

B. They were felt for many weeks after the original earthquake

Explanation:

I took the test and this is the correct answer :)

Explain how species within the natural environment work together.

Answers

Answer:

This happens by the process of natural selection. By natural selection, the nature of the species gradually changes to become adapted to the niche. If a species becomes very well adapted to its environment, and if the environment does not change, species can exist for a very long time before they become extinct.

The ones that will be discussed in this article are competition, predation, herbivory and symbiosis. These are not the only types of species interactions, just the most studied — and they are all parts of a larger network of interactions that make up the complex relationships occurring in nature.

Explanation:

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Imagine that an impact occurred on the continental plate millions and millions of years ago, leaving behind an impact crater near the right side of the base of the volcano. Why would there be little evidence of this impact crater found today

Answers

Answer:

erosion would erode the surrounding area making less obvious and filled in by hardened magma leaving volcano over millions of years i think. Would leave little impact of the crater. Also growth of plants over years in ash-rich, fertile soil

Explanation:

Volcanic craters may be connected with a cone or flanks. Flows may also be present. Impact craters can be distinguished from volcanic craters by having center peaks, ejecta, high rims, and floors that are lower in elevation than the surrounding topography.

What is a volcanic crater called?

A caldera is a depression formed when a volcano's magma chamber is emptied in an explosive eruption. Without any structural support below, the terrain surrounding the erupting volcanic vent or vents collapses internally, forming the bowl-shaped caldera.

When an asteroid or meteorite collides with the surface of a bigger solid object, such as a planet or moon, an impact crater is generated. This item must be moving extremely fast—many thousands of miles per hour—in order to generate a proper impact crater.

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3. Of the events that you researched in Part II, which do you think was most important to the women’s suffrage movement in the United States? Why?

Answers

Answer:

The woman's suffrage movement is important because it resulted in passage of the Nineteenth Amendment to the U.S. Constitution, which finally allowed women the right to vote

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cam on nha

Answers

Answer:

d

Explanation:

why Malaysia has many rives?​

Answers

Malyasia has many big mountains .Rivers have risen from mountains .So Less mountains means less river and higher mountains. high rivers .Also Malaysia is a tropical country so Rivers meet sea in Malaysia.Henceforth Malaysia has many rivers

3. Differentiate between. a) Igneous and sedimentary rock b) Sedimentary and metamorphic rock 4. Classify the following rocks Marble, Pumice, Slate, Obsidian, Limestone 5. Write answer in brief a) What is rock? b) How are igneous rocks formed? c) What type of rock is called sedimentary rock? d) Which rock consists of fossils? e) How are metamorphic rocks formed? Give example also. 6. Write any four uses of rocks.​

Answers

Answer:

3.igneous and sedimentary and sedimentary and metamorphic.

4. Marble- metamorphic

pumice-igneous

slate- metamorphic

obsidian- igneous

limestone-sedimentary

5. a) A rock is a solid mass of geological materials. Geological materials include individual mineral crystals, inorganic non-mineral solids like glass, pieces broken from other rocks, and even fossils. A rock can be composed of only one type of geological material or mineral, but many are composed of several types.

b) Igneous rocks form when magma (molten rock) cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. When lava comes out of a volcano and solidifies into extrusive igneous rock, also called volcanic, the rock cools very quickly.

c) Sedimentation is the collective name for processes that cause these particles to settle in place. The particles that form a sedimentary rock are called sediment, and may be composed of geological detritus (minerals) or biological detritus (organic matter).

d) sedimentary rock consits of fossils.

e) Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors. Conditions like these are found deep within the Earth or where tectonic plates meet.

6. Any four uses of rocks are:

•Making Cement (Limestone) (Sedimentary Origin)

•Writing (Chalk) (Sedimentary Origin)

•Building Material (Sandstone) (Sedimentary Origin)

•Bath Scrub (Pumice) (Igneous Origin)

•Kerb Stone (Granite) (Igneous Origin)

On the map below, the star is marking which of the following bodies of water?

Mediterranean Sea

Persian Gulf

Caspian Sea

Black Sea

Answers

Answer:

Black Sea

Explanation:

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Which are examples of climate’s impact on the natural character of a location?

SELECT ALL THAT APPLIES. NOT JUST ONE. MOVE ON IF YOU DON'T KNOW PLEASE THANK YOU!!

A. a year-long drought

B. solar radiation

C. the amount of total precipitation

D. accrued snowfalls in mountainous areas

Answers

Answer:

the amount of total precipitation

As regiões do Brasil são divididas segundo as suas particularidades. Cada uma delas apresenta características específicas em relação ao território que abrange. Sabendo isso, elas diferem-se como? Marque a alternativa correta. *

A)Economicamente, socialmente e fisicamente
B)Economicamente, socialmente e por classe social
C)Economicamente, territorialmente e por tamanho
D)Economicamente, por estado e por idade

Answers

Answer:

A

Explanation:

1 =1 ? herty rta4356gb? is g sdfgbns iesx?

Answers

what this means but give a thanks

what does spatial mean? i'm taking ap human geo, and it pops up everywhere. some examples:

-geospatial data
-spatial patterns
-spatial models

please help! giving away 10 points.

Answers

The definition of spatial is: relating to or using space.

Geospatial data is time-based data that is related to a specific location on the Earth's surface. It can provide insights into relationships between variables and reveal patterns and trends.

A spatial pattern is an intuitive structure, placement, or arrangement of objects on Earth. It also includes the space in between those objects. Patterns may be recognized because of their arrangement; maybe in a line or by a grouping of points.

Spatial modeling is an analytical process managed with a geographical information system (GIS) in order to describe basic processes and properties for a given set of spatial features.

I hope this helps you out! Brainliest would be appreciated.

figure it out urself?

Which layer of Earth experiences the least amount of pressure?

Answers

The Crust is the layer that experiences the least amount of pressure

Answer: the crust.

Explanation: Because the crust does not have to support as much weight. For example, if you were to say the layer closest to the center of the Earth experiences the least amount of pressure, that would not be true because the layers closer to the center of the Earth have to support even more weight above them then the layer farthest out.

Hope this makes sense :))

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How does the hydrolysis process work in chemical weathering?

A. Chemicals in rock and soil are exposed by water and wind.

B. Water fills crevices in rocks and soil and erodes them.

C. Chemicals interact with frozen water to thaw it.

D. Water mixes with other elements to create chemicals.

Answers

Answer: answer is D

Explanation: Because in the hydrolysis process it involves the mixture of two or more substances , and is the breakdown of a substance when combined with water chemically.

HOPE THIS HELPS!!!!

The hydrolysis process works in chemical weathering and involves Water mixed with other elements to create chemicals. Thus the correct answer is D.

What is chemical weathering?

When molecules in rainwater and running water mix with minerals and rocks, it is called chemical weathering, and the result is a modification or degradation of the rocks and minerals.

Weathering can result from a response between rainwater and the elements in the rock. The greatest example of chemical weathering is when iron corrodes because of oxidation.

A compound is typically dissolved during hydrolysis, which is the combination of an organic molecule with water to generate two or more new compounds. It will be illustrated via the transformation of cellulose into glucose units.

Therefore, option D Water mixes with other elements to create chemicals is appropriate.

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In a paragraph of not more than 8 lines describe the reasons for the difference in the population density of South Africa and England.​

Answers

Hey there! I'm happy to help!

Both South Africa and England have a similar populations. However, these countries have different population densities. Population density is how crowded the country is with people. South Africa is a much larger country in terms of its area while England has a smaller land area. If they have similar populations, but different amounts of space, one is going to have a higher population density. Since England has less space, it has a higher population density as there are more people in a smaller space. There is more land area in South Africa, so this naturally makes it less crowded.

Have a wonderful day and keep on learning! :D

When there is competition for land, what are some things stakeholders can do to have their voices heard?

Housing development is a solution to increasing housing demand with the rise in population, but this cannot be achieved without causing various environmental impacts. If you lived in Georgia, would you want this land to be developed or preserved? Why?

Answers

The land should not be developed.

The stakeholders can do shutdown their businesses and stop doing business activities to have their voices heard. This piece of land should not be developed, it can be preserved because this is the only land left where the organisms live.

If this land is also developed, then the extinction of animals occurs and the whole biodiversity is eliminated from that area so in my opinion, the land should be preserved for the animals so it is recommended that the land should not be developed.

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16. How do microplastics found on the ocean floor end up in people's bodies?
A. Coral reefs fail to break down the microplastics, and they end up back on beaches.
B. Humans eat sea salt containing the microplastic.
C. Humans scuba dive in areas where microplastics are visible.
D. Acid rain reacts with plastics on the ocean floor and releases them into the air.

Answers

Answer:

B

Explanation:

please mark brainliest if correct thanks

Answer: B.

Explanation: hope this helps

4 issues that influenced urbanisation​

Answers

climate change , increased population , crime , lack of jobs

Why do we see different shapes of moon ?

Answers

Answer:

The phases change as the moon revolves around Earth, different portions of the moon's sunlit surface are visible from Earth. Thus, from the perspective of Earth, the appearance of the moon changes from night to night. Not only does the apparent shape of the moon change, its position in the sky also changes.

Other Questions
which primitive organic molecule was essential to form lipid bilayer? Researchers studied symptom distress and palliative care designation among a sample of 710 hospitalized patients. Controlling for age, they used a t-test to compare average distress from nausea scores in men and women. Lower scores indicated less distress from nausea. They report men had an average score of 1.02 and woman had an average score of 1.79. Which statement is correct?(2pts)Select Men had significantly less distress from nausea. as your answerMen had significantly less distress from nausea.Select Men had half as much distress from nausea as woman but we can not determine if this is a significant difference. as your answerMen had half as much distress from nausea as woman but we can not determine if this is a significant difference.Select Men had less distress from nausea on average than women but we can not determine if this is a significant difference. as your answerMen had less distress from nausea on average than women but we can not determine if this is a significant difference.Select There is a positive correlation between distress from nausea and gender. as your answerThere is a positive correlation between distress from nausea and gender. 13Select the correct answer.Which statement defines equilibrium in a graph showing demand and supply curves?OA.It is the point where the demand and supply curves intersect.OB.It is the point where the demand and supply curves begin.. .It is the point on the demand curve where demand is highest.OD. It is the point on the supply curve where supply is highest.ResetNext 1. alveoli, tiny air sacs within the lungs muscle below the lungs used for, 2. bronchi, breathing the two tubes into which the, 3. diaphragm, trachea divides before entering the lung Back in the 15th century in Nuremberg, lived a family with eighteen children. Eighteen!Despite their seemingly hopeless financial condition, two of them had a dream. They both wanted to pursue their talent for art, but they knew very well that their father would not be able to send either of them to Nuremberg to study at the Academy.After many long discussions the two boys, Albert and Albrecht, finally worked out a pact. They would toss a coin. The loser would go down into the nearby mines and with his earnings, support his brother while the winner would attend the Academy. And, when that brother who won the toss completed his studies, in four years, he would support the other brother at the Academy, either with sales of his art work or, if necessary, also by labouring in the mines. They tossed a coin on a Sunday morning after church. Albrecht Durer won the toss and went off to the Academy. Albert went down into the dangerous mines and for the next four years financed his brother, whose works at the Academy were almost an immediate sensation. Albrechts etchings, his wood cuts and his oils were far better than most of his professors. And by the time he graduated, he was beginning to earn a considerable sum for his commissioned works.When the young artist returned to his village, the Durer family held a festive dinner at their lawn to celebrate Albrechts triumphant homecoming. After a long and memorable meal, punctuated with music and laughter, Albrecht rose from his honoured position at the head of the table to drink a toast to his beloved brother for the years of sacrifice that had enabled him to fulfil his ambition. His closing words were, And now, Albert, blessed brother of mine, now it is your turn. Now, you can go to Nuremberg to pursue your dream, and Ill take care of you.All heads turned in eager expectation to the far end of the table where Albert sat, tears streaming down his pale face, shaking his lowered head from side to side while he sobbed and repeated, over and over, No..no.nono.Finally, Albert rose and wiped the tears from his cheeks. He glanced down the long table at the face he loved, and then holding his hands close to his right cheek, he said softly, No brother I cannot go to Nuremberg. It is too late for me. Look. Look what 4 years in the mines have done to my hands! The bones in every finger have been smashed atleast once and lately I have been suffering from arthritis so badly in my right hand that \I cannot even hold a glass to return your toast, much less make delicate lines on parchment or canvas with a pen or a brush. No, brother for me it is too lateTo pay homage to Albert for all that he had sacrificed, Albrecht Durer painstakingly drew his brothers abused hands with palms together and thin fingers stretched skywards. He called his powerful drawings simply hands, but more than 450 years later the entire world almost immediately opened their hearts to his great masterpiece and renamed his tribute of love, The Praying hands.1. The Durers were a) mine ownersb) land lordsc) very richd) poor2. Albert and Albrecht dreamt of a) pursuing artb) studying at the universityc) becoming richd) getting on top3. The brother who won the toss would a) go to the Nuremberg Academyb) work in the minesc) stay at home to look after the familyd) become the artist.4. They tossed the coin a) on a Sunday morning after Churchb) on a Sunday morning before Churchc) on a Monday morning after Churchd) on Sunday mornings after Church5. Albrecht's works at the Academy were a) mediocreb) highly appreciatedc) run of the milld) a cause of envy among his professors6. The Durer family held a festive dinner ...a) to celebrate Albert's sacrificeb) to honour both their sonsc) to celebrate Albrecht's successd) to celebrate the reunion7. It was too late for Albert because i) he lost interest in artii) he doubted his ability to match his brother's talentiii) he had arthritis in his right handiv) he had delicate lines on his hand8. Which word out of the following can best replace 'financed' in the text?a) createdb) imaginedc) fundedd) aided9. Which word out of the following can best replace 'parchment' in the text? a) earthb) paperc) tabled) wall10. The duration of the course at the Academy was... a) two yearsb) three yearsc) four yearsd) four years and internshippls tell me the answer i will give u 100 points only for correct answers What is the recursive rule for this geometric sequence? 7, 21, 63, 189,1. a1 = 7;an = 3 an - 12. a1 = 7;an = 1/3 an - 13. a1 = 3;an = 7 an - 14. a1 = 21;an = 7 an - 1 This road sign means:1: The road ahead turns sharply right then sharply left2: Winding road ahead3: A road joins from the left.4: Sharp right turn HELP!!!!!!!!!!!!!!!!!!!!!!!!!! What is the median of 12, 9 , 16, 1, 6 , 5, 84 Based on the excerpt, how did trade between the European colonizers andindigenous peoples support the European goal of religious conversion?First, if it be unlawful: it must be so, either in respect of thelaw of God, or in regard to the laws of man. If in respect ofGods law, (considering our primary end is to plant religion,our secondary and subalternate ends are for the honor andprofit of our nation) I demand a resolution of this plainquestion: whether it be not a determined truth, that theGospel should be preached, to all the world ... [in] one ofthese three ways. ...The third belongs to us, who by way of merchandizing andtrade, do buy of them the pearls of the earth, and sell tothem the pearls of heaven, which action, if it be unlawful, itmust proceed from one of these three grounds, eitherbecause we come to them, or trade with them, or tarry anddwell and possess part of their country against them.- Virginia Company, "A True Declaration of the Estate inVirginia," 1610 -3x^5y^7/6xy^8PLEASE HELP The sum of one and three times a number is -89. What is the number?A) Translate the statement above into an equation that you can solve to answer this question. Do not solve it yet. Use x as your variable.The equation is B) Solve your equation in part [A] for 2. Explique a partir de la lectura del poema Nosotros los hombres, un problema que afecte al ser humano. The mass of an object is 4kg and it has a density of 5gcm^-3. what is the volume What is Normal lopse Rate? A motorboat travels 104 kilometers in 4 hours going upstream. It travels 200 kilometers going downstream in the same amount of time. What is the rate of the boat in still water and what is the rate of the current? laws of thermodynamics Genevieve is a student who attends classes at a campus downtown. She likes to study in the college's coffee shop, where she often accesses the Internet through the college's wireless network. Which network type is Genevieve using Cho bit tan ca NH4Cl trong nc 20oC v 70oC ln lt l 37,2 g/100 gam nc v 60,2 gam/100 g nc. Ha tan 166,8 gam NH4Cl vo 400 gam nc 70oC thu c dung dch X. Sau , h nhit dung dch X xung 20oC. Tnh khi lng (gam) NH4Cl kt tinh li trong X? Please help with the Volume one