Compared to the Sun, the star Betelgeuse is
A. Less luminous and warmer
B. Less luminous and cooler
C. More luminous and warmer
D. More luminous and cooler

Answers

Answer 1
The answer to that is A
Answer 2

Red supergiant star Betelgeuse is around 764 times as massive as the Sun. To put that into perspective, the diameter of Mars' orbit around the Sun is 328 times that of the Sun. Thus, option A is correct.

What is the comparison of Sun and star Betelgeuse?

Betelgeuse is 640 light years away from the sun. Given that the star is only 10 million years old, it will die young like earlier supergiants.

The sun, in contrast, is only approximately halfway through its life and is nearly 4.6 billion years old.

Betelgeuse is one of the gleaming stars in the night sky and can be seen clearly on the right shoulder of the constellation Orion.

Betelgeuse is a red supergiant that is 1,400 times bigger than our Sun and thousands of times brighter.

Therefore, Compared to the Sun, the star Betelgeuse is  Less luminous and warmer.

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Related Questions

ANSWER ALL THE QUESTIONS

THE QUESTIONS IS ON THE PHOTO ​

Answers

Answer: (1.) several hierarchical levels in an ecosystem, that share the same function in the food chain and the same nutritional relationship to the primary sources of energy (2.) that only ten percent is available to the next level  

Explanation:

Which model represents the intermediate step between glycolysis and the citric acid cycle?

Answers

The model representing the intermediate step between glycolysis and the citric acid cycle would be Model A on the right.
I saw someone else ask the same question hope this helps!!

A tick lives on a dog by biting into its skin and drinking the blood. The tick gains nutrients from the blood and also sometimes passes on diseases to the dog. The dog loses blood and sometimes gets a disease. What type of symbiosis is this considered?

Answers

Parasitism since one organism is benefiting and the other is being harmed
Parasitism is the answer to this question

HELP FAST PLEASE!!!!!!!!
What are the identifying features of carbohydrates

Answers

Carbohydrates are one of three macronutrients, besides protein and fat, that you need in fairly large quantities to maintain your life and important body functions. They are revered for their ability to energize you quickly but also blamed for thickening waistlines in the rise of so-called low-carb diets. Nutritionists and public health officials still encourage you to get most of your calories from this nutrient, so it's important to learn to identify high-quality, healthy carbohydrates.

Question: What do you know about animal production, processing,
marketing, and breeding?

Answers

Answer:

sex

Explanation

they have to sexual intercourse to produce a baby

Answer:

production produce marketing and breeding because they also born baby and processing foods also in there part of body

Explanation:

little bit only I don't know so much if you think the answer is correct then it ok

covalent bond hold nitrogen bases together

Answers

False, it’s hydrogen. Covalent bonds hold hydrogen bases together.

The producers represent the second trophic level.
True or false

Answers

False producers are on the first level
Herbivores I believe would be on the second level

Two reactants, X and Y, are combined and form a new substance with a mass of 375 g. The mass of reactant X is 300 g. What is the mass of reactant Y?

Answers

Answer:

The mass of Y is 75g

Explanation:

Answer:

Explanation:

75g

.. Which statement describes starches, fats, proteins, and
DNA?

Answers

Answer:

They are all examples of the four major organic compounds: carbohydrates, lipids, proteins, and nucleic acids.

Explanation:

Answer:

they are complex molecules made from smaller molecules

Explanation:

What are plasmids?
A. Enzymes that bond genetic materials together
B.small rings of bacterial DNA
C. Enzymes that cut DNA
D. Simple organisms with only one chromosomes

Answers

Answer:

b. small rings of bacterial DNA

Answer:

B

Explanation:

The plasmid is a small, extrachromosomal DNA molecule within a cell that is physically separated from chromosomal DNA and can replicate independently. They are most commonly found as small circular, double-stranded DNA molecules in bacteria; however, plasmids are sometimes present in archaea and eukaryotic organisms.

When an enzyme is exposed to a temperature higher than its optimum,
what happens?
A)Nothing
B)The enzyme catalyzes the reaction better
C)The enzyme becomes denatured
D)The rate of reaction remains the same

Answers

C) The enzyme becomes denatured

I really need the answer please!!!!!

Explain how an intelligence test could be biased?

Answers

Answer:

Tests can be biased in terms of impact (how they are used) and statistically. Tests can be biased if they treat groups unfairly or discriminate against diverse groups by, for example, “underestimating their potential or over-pathologizing their symptoms”

Explanation:

Answer:

Tests can be biased if they treat groups unfairly or discriminate against different groups

Explanation:

Why does the left ventricle have larger walls then the right?

Answers

Because gravity forces more pressure shading the left ventricle, also the left ventricle has to pump the blood everywhere in your body and needs a more stronger force in order to complete this

WILL GIVE BRAINLIEST!!!!!!!!
After a forest fire what would be the first change in a forest?

Pioneer species are established

A climax community is established

Wind carries seeds to the area and plants grow from these seeds

New soil forms from rock

Answers

c because

The first plants to move into the new bare ground after a wildfire are wildflowers or “weeds.” These fast-germinating, leafy herbaceous plants are also known as “forbs” or “ephemerals.” They quickly germinate, grow and produce a new crop of seeds.

Answer:

Pioneer species are established

Explanation:

A forest fire would represent the process of secondary succession.

In secondary succession, the first stage is the growth of pioneer species. The soil still remains, so no new soil needs to be made.

This rich soil allows for pioneer species to grow in the forest.

PLEASE ANSWER!!!

Are these two a plant cell or an animal cell or both?

The first on is : cell membrane, cytoplasm, vacuoles and mitochondria

Answers

Answer:

Plants have eukaryotic cells with large central vacuoles, cell walls containing cellulose, and plastids such as chloroplasts and chromoplasts.

Explanation:

The 3D one is an animal cell and the other is a plant. Chloroplasts and Cell walls are not found in animal cells!

whats the answer????

Answers

Answer:

D, since there is already a lot of it in the cell

c hope that helped !

is vinegar a solution?

Answers

yes it is a solution

Which way do monsoon winds blow during the summer months?
O toward the land
O counterclockwise
O clockwise
O toward the sea
5 6
7

Answers

During the summer the wind blows from the south west so it will blow toward the land

During the summer the wind blows from the south west so it will blow toward the land.

What is summer?

One of the four seasons is summer. The summer months are the warmest of the year. Summer can be the wettest (and rainiest) season in some regions while being a dry season in others.

In regions that are neither too hot nor too cold, there are four distinct seasons. Summer arrives on Earth's north and south poles at diametrically opposed times of the year.

Summer occurs between the months of June and September in the northern hemisphere and between December and March in the southern hemisphere. This is because the south of the Earth always faces away from the Sun while the north always faces the Sun.

Therefore, During the summer the wind blows from the south west so it will blow toward the land.

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Which is most directly responsible for water’s unique properties

Answers

It's Hydrogen Bonds

Explanation:

Water has some unusual properties due to its hydrogen bonds. One property is cohesion, the tendency for water molecules to stick together. The cohesive forces between water molecules are responsible for the phenomenon known as surface tension.

The Carter's meeting with April Ofrah was interrupted by a phone call.
What had happened? The hate you give

Answers

Answer:

DeVante called, saying that King was after him

Explanation:

How is co2 converted to glucose?

Answers

Answer:

Photosynthesis

Explanation:

Atmospheric carbon dioxide is converted to glucose during the Calvin-Benson cycle. This requires the overall reduction of CO2, using the electrons available from the oxidation of NADPH. Thus the dark reactions represent a redox pathway. NADPH is oxidized to NADP+ and CO2 is reduced to glucose.

A river that is mature would be: *
A. Straight, fast flowing and have erosion on both sides
B. curved, slow flowing and would have more erosion on the outside curve

Answers

pretty sure mature rivers flow slower
hope this helps
brainliest ?

What is part A of this cell membrane diagram

Answers

Answer:

Carbohydrate sugar chain

Explanation:

Answer:

glycolipid

Explanation:

sorry if it's wrong

Which type of energy change causes this leaf to grow? A. Thermal energy is transformed into potential energy. B. Thermal energy is transferred to the leaf. C. Electromagnetic energy is transformed into chemical energy. D. Electromagnetic energy is transferred to the leaf.

Answers

Answer:

C. Electromagnetic energy is transformed into chemical energy

Explanation:

Growth is one of the characteristics of living things. It refers to the increase of an organism. A leaf is part of a plant, which is a photosynthetic organism i.e. an organism capable of producing its own food using energy from sunlight. Light energy is a part of the ELECTROMAGNETIC ENERGY.

This light energy is used to synthesize glucose (food) via photosynthesis. The glucose, which stores chemical energy in its bond is then broken down to yield ATP used for growth. Hence, the transformation of electromagnetic energy to light energy is how a leaf grow.

it is C.  Electromagnetic energy is transformed into chemical energy.

Easy 35 points > You have a piece of quatz, whos hardness is 7, and an unknown mineral. explain how you would determine if the unknown mineral had a hardness greater or less then 7.

Answers

Answer: not 35 points shame on you hmph lol

Explanation:

What are the reactants of photosynthesis? carbon dioxide and hydrogen hydrogen, oxygen, and water light energy, water, and carbon dioxide oxygen and glucose

Answers

Answer:

Explanation:

glucose and oxygen (D)

The reactants of photosynthesis are light energy, water, and carbon dioxide. The correct option is C.

What is photosynthesis?

Photosynthesis is a process that plants and other organisms use to convert light energy into chemical energy that can then be released to fuel the organism's activities via cellular respiration.

Photosynthesis is crucial because it is the process by which plants convert carbon dioxide into oxygen using sunlight.

Animals require oxygen to survive, and plants serve as nature's air filter, filtering out harmful carbon dioxide.

Photosynthesis is the conversion of light energy by phototrophs into chemical energy, which is then used to power cellular activities. Sugars, which are formed from water and carbon dioxide, are used to store chemical energy.

Carbon dioxide and water are the photosynthesis reactants. Plants require carbon dioxide and water to produce food.

Thus, the correct option is C.

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During an annual check-up, the doctor typically feels the lymph nodes for swelling. What would swelling in the lymph nodes most likely indicate?
A.
the body is not receiving enough oxygen
B.
white blood cells are lacking nutrients
C.
white blood cells are growing uncontrollably
D.
the body is experiencing an infection

Answers

B because that’s the answer

Answer: B

Explanation:

How are photosynethis and cellular respiration similar? And how are they different ?

Answers

Answer:

Photosynthesis, carried out by sunlight-reliant producers, requires carbon dioxide and releases oxygen and glucose, while cellular respiration (carried out by animals) requires oxygen and releases carbon dioxide and ATP. However, they both are biological processes that supply the organism in question with energy.

Explanation:

Answer:

The answer will be listed below.

Explanation:

The two processes, photosythesis and cellular respiration, are similar in that they both produce energy. These are ways for organisms to produce their food. Although, these two processes are completely different from each other. Cellular respiation occurs in all living organisms while photosythesis occurs only in phototrophs. Photosythesis is the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy from oxygen molecules or nutrients into ATP, and then release waste products.

Coral reefs are found in coastal ecosystems. Coral reefs have a high biodiversity. Which statement is true about coral reefs?

A. Matter and energy are not easily passed throughout a coral reef.

B. Coral reefs usually contain only a few different types of fish and coral.

C. Coral reefs would not be able to recover from an ecosystem disturbance.

D. There are many different species of plants and animals found on a coral reef.

Answers

option D is true about coral reefs.

Please help. Worth 10 points.​

Answers

Answer:

i think its the 2.

Explanation:

im sure of it. thinking of formulas.

Answer:

I think it is 3

Explanation:

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