8. Describe: Locate the Sun on the H-R diagram. How will the Sun's luminosity and
temperature change as it ages? How will these changes affect its position on the diagram?

Answers

Answer 1

Answer:

It will eventually become less bright and cooler.

Explanation:

Astronomers estimate that the Sun's luminosity will increase by about 6% every billion years. This increase might seem slight, but it will render Earth inhospitable to life in about 1.1 billion years. The planet will be too hot to support life.

The Sun is a weakly variable star, and its actual luminosity therefore fluctuates. The major fluctuation is the eleven-year solar cycle (sunspot cycle) that causes a quasi-periodic variation of about ±0.1%. Other variations over the last 200–300 years are thought to be much smaller than this.

Answer 2

Answer:

it will turn into a super giant then eventually turn into a white  dwarf star

Explanation:


Related Questions

Do humans impact this ecosystem? How?

The lake is the ecosytem that is nearest to me. FIsh, plants and reptiles are biotic factors that should be in there so if it was like a real lake it would. So the sky and grass and sunlight will be aibiotic variables.

Answers

Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.

Which process copies an organism's DNA?
A mutation
B replication
C transcription
D translation

Answers

Answer:

I think it's is B. replication

Answer:

replication is the process copies an organisms DNA

A population in genetic equilibrium has constant___and____ frequencies and no evolution

Answers

Speed and time is your answer to the question
It would be “ constant speed and time”

The Convention on the Protection and
Use of Transboundary Watercourses and
International Lakes of 1992 established
laws to govern all water that transect the
U.S
A. and the Bahamas
B. and Canada
C. and Hawaii
D. and Russia

Answers

Answer:

B. and canada

Explanation:

Sana po itoy maka tulong

7. What is the general relationship between the color of a filter/solution and the light that it absorbs?.

Answers

Answer:

A filter will absorb its complementary color of light. So a yellow filter absorbs blue light since blue is across from it on the color wheel. Whatever light is not absorbed will be transmitted; so yellow filters transmit red and green light (if incident upon it), also known as yellow light.

hope its helpful

A filter will absorb light of the complementary color. As blue is opposite yellow on the color wheel, a yellow filter will therefore absorb blue light.

What is filter?

A filter is a translucent substance that lets some colors flow through while absorbing others.

Color can only be produced by light. Color pigments (paints, dyes, or inks) display color by reflecting the light that isn't absorbed while absorbing some portions of the light spectrum.

The same principles govern how color filters function, with some color wavelengths being absorbed and others being transmitted.

Only yellow will pass through a yellow color filter while all other colors are absorbed. Therefore, if blue light is shone on a blue object through a blue filter, the object will still reflect blue and thus appear blue.

Therefore, A filter will absorb light of the complementary color. As blue is opposite yellow on the color wheel, a yellow filter will therefore absorb blue light.

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Which does NOT cycle through an environment?

Answers

Answer:

Sunlight

Explanation:

Oxygen is used by plants;

Water is used by everyone

The sun is far away from the earth and the sun's rays help guide the process, but is not an independent thing close.

Answer:

sunlight

Explanation:

sunlight is a form of energy and it does not cycle through an environment. energy is used up for heat or other things in the process and doesn't cycle throughout an ecosystem

Why does subduction occur at oceanic and continental plate boundaries?

Answers

Answer:

Due to the high density of the oceanic plate.

Explanation:

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How does carbon get from plants to animals like cows?

Answers

Answer:

Animals breath out Carbon and breath in Oxegon but plantes breath out Oxegon and breath in Carbon so a animal breath out the Carbon and the paint breaths that in and breaths out the Oxegon so the animal breaths the

Oxegon in

Hope This Helps :)

______ carbohydrates have little nutrition and are broken down quickly within your body.
a fibrous
b mineral
c complex
d simple
i need help
b
c
d

Answers

Answer:

d. Simple Carbohydrates

Explanation:

They contain "empty" calories meaning they have little nutritional value but still give you calories. It also is broken down relatively quickly because they are already very close in form to the simple sugars that enter your bloodstream.

Simple carbohydrates have little nutrition and are broken down quickly within your body. So, the correct option is D.

What are Carbohydrates?

Sugar molecules make up carbohydrates, or carbs. Carbohydrates constitute one of the three primary nutrients included in foods and beverages, together with proteins and fats. Glucose is created by your body's breakdown of carbs. The primary source of energy for the cells, tissues, and organs in your body is glucose, sometimes known as blood sugar.

A vast variety of both good and bad foods, including bread, beans, milk, popcorn, potatoes, cookies, spaghetti, soft drinks, corn, and cherry pie, include carbohydrates. They can take on various shapes as well. Starches, fibres, and sugars are the most prevalent and plentiful types. Simple carbs are easily broken down by your body and provide little nutrients.

Therefore, the correct option is D.

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Which of the following is true of salt lakes? a. the water flowing in to salt lakes comes directly from the ocean. b. salt lakes are formed when river bends are cut off. c. the water flowing in to salt lakes contains minerals. d. salt lakes do not experience shrinking due to erosion. please select the best answer from the choices provided a b c d

Answers

The true statement about salt lakes is that the salt lakes contain minerals.

What is the salt lake?

The salt lake is a  lake that is full of minerals. The concentrations of mineral ions in a salt lake is always very high and this raises some concerns about the situations in which the water from the lake can be used.

Hence, the true statement about salt lakes is that the salt lakes contain minerals.

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Where is dna stored in octoploid

Answers

Answer:

DNA is found in the nucleus of each cell.

Explanation:

What does fossil evidence show about evolution?

Answers

Answer:

Answer below

Explanation:

Fossils provide physical examples of what organisms have looked like over time. For example, we can look at giraffes over time, who have evolved to have had long necks. When we look as fossil records of giraffes and similar species, we see that the longer ago that animal lived, the shorter their neck was, and as time progresses, the neck gets longer. However, we also see that in general the giraffes with longer necks, regardless of time period, will have lived longer and healthier lives (we can usually tell this just by how big the fossil is), as with longer necks the animal was able to reach more food and live longer. That giraffe then reproduced and shared their longer neck traits, while those with genetic markings to make their necks shorter will have died before reproducing. Therefore, we can see all forms of evolution through fossils.

List the moon phases in order beginning and ending with the full moon: full moon, waxing gibbous, waning gibbous, waxing crescent, waning crescent, new moon, first quarter, third quarter, full moon

Answers

Answer:

Full Moon, waning gibbous Moon, last quarter Moon, waning crescent Moon, new Moon, waxing crescent Moon, first quarter Moon, waxing gibbous Moon, and finally full moon again.

Explanation:

Hope this helps :3

Answer:

new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter.

Explanation

How does cystic fibrosis affect mitosis? If yes, explain how.

Answers

Answer:

Yes, it does affect mitosis.

Explanation:

CF is caused by a mutation in the gene that produces cystic fibrosis transmembrane conductance regulator proteins. This defective CFTR protein will change ion influx and efflux across the body's cell membranes. This, in turn, will change the environment of the cells.

hope this helps :)

How are gasses exchanged in the alveoli

Answers

Answer:

The alveolar walls and capillary walls share a membrane. That's how close they're getting. This allows oxygen and carbon dioxide to readily pass from the respiratory system to the circulation. Oxygen molecules bind to red blood cells as they return to the heart.

Which descriptions represent social consequences of sustainable land use?

1. Land is zoned for housing

II. Environmental degradation stops

III. Less land use causes economic downturn


o I and II
O ll and III
OI only
O lll only

Answers

Answer:

II and III

Explanation:

Did the quiz : ()

Answer:ll and lll

Explanation:

What ecosystem services and resources do we use/rely on for everyday life? (list as many as possible)

Answers

Ecosystems underpin all human life and activities. The goods and services they provide are vital to sustaining well-being, and to future economic and social development. The benefits ecosystems provide include food, water, timber, air purification, soil formation and pollination.

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During translation, amino acids are carried to the ribosome by.

Answers

Answer:

tRNA

Explanation:

What natural resources are used to make artificial sweeteners?.

Answers

phenylalanine and aspartic acid

Which region of the human alimentary tract has both the largest population of bacteria and the greatest species diversity

Answers

The region of the human alimentary tract that has both the largest population of bacteria and the greatest species diversity is the the colon.

The normal flora of the alimentary tract

Normal flora are those microorganisms that resides in a living organism without causing it harm or diseases.

These normal flora become established in different parts of the body from birth such that the normal flora found in the mouth is not the same as the one found in the colon of the alimentary tract.

From research works, the large intestine (colon) is known to contain 100 billion per milliliter of fluid culture.

The massive numbers of bacteria in the large intestine (colon) creates a great special variation in the flora. The streptococci and lactobacilli found in the colon often adhere to cells by means of capsules surrounding the bacteria.

Therefore, the region of the human alimentary tract that has both the largest population of bacteria and the greatest species diversity is the the colon.

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the respiratory tract is blank to the intestines.

1.) superior
2. inferior
3. lateral
4. deep​

Answers

Answer:

1.) superior

Explanation:

the respiratory tract is above the intestines

The correct answer is superior.

What is the respiratory tract's anatomy?The respiratory tract is the component of the human respiratory system that is engaged in the process of breathing. Respiratory mucosa or respiratory epithelium lines the respiratory tract. The air is inhaled through the nose or mouth.

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A cell that phagocytizes an antigen and displays fragments of it on its surface for recognition by other cells of the immune system is a(n) ______ cell.

Answers

Antigen presenting cell is a cell phagocytizes an antigen and displays fragments of it on its surface for recognition by other cells of the immune system

What is Antigen presenting cells?

An antigen-presenting cell refer to an immune cell that detects, engulfs, and pass a message to the adaptive immune response about an infection. When a pathogen is detected, the antigen presenting cells will engulf the pathogen and digest it to form many different fragments of the antigen.

Therefore, Antigen presenting cell is a cell phagocytizes an antigen and displays fragments of it on its surface for recognition by other cells of the immune system

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Help me in exercise 7 and 8

Answers

Answer:

I took a picture of my answers and put it in, and for exercise 8 do you have words to fill in the blanks? or is it just your own words.

Explanation:

Gymnosperms and angiosperm are believed to be more closely related to one another than the other major plant groups because

Answers

Answer:

cause both groups are protect their seeds without any protective structure

Explanation:

When a wave reaches a coastline, it releases a burst of energy that generates a current, which runs parallel to the shoreline and this type of current is called a longshore current as you can see here. Review the movement of the longshore current. What is the result of this sheet of water movi n on and off the shore?

Answers

Answer:

if it is longshore

it leaves the waste materials in the water on the lanf

Necrotic cell death :___________
a) usually involves inflammation.
b) is usually much slower than apoptotic cell death.
c) usually requires several days.
d) is the result of a genetic program for self-destruction.
e) is apoptotic.

Answers

Necrotic cell death is caused by external factors and usually involves inflammation.

What is necrotic cell death?

Necrotic cell death is cell death caused by external factors such as injury or infection which usually involved swelling of cells, plasma membrane rupture and spilling out of cellular components.

Unlike apoptosis or programmed cell death, necrotic cell death is a harmful way for cells to die.

Thus, it can be concluded that necrotic cell death usually involves inflammation.

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If a cell was observed under the microscope and found to have a rigid cell wall and be green in color that cell is most likely a

Plant cell
Animal cell
Algae cell
Bacterium cell

Answers

Answer:

A plant cell is your answer

Explanation:

prosses of elimination

animal cell - dose not have a cell wall

algae cell - its cell wall has more of a bubblelike appearance

bacterium cell - cell wall is not rigid, and color can vary it has more of a lose thread type look.

plant cell - has a green cell wall that is rigid <--- this is your answer

What is the role of oxygen in photosynthesis and in cellular respiration?

A) Oxygen is used in photosynthesis to produce glucose and is released during cellular respiration

B) Oxygen is released in photosynthesis and used in cellular respiration to produce energy

C) Oxygen is combined with carbon dioxide in photosynthesis to release energy and released from carbon dioxide during cellular respiration

D) Oxygen is released from glucose during photosynthesis and combines with carbon dioxide to produce energy during cellular respiration

Answers

The main role of oxygen in photosynthesis and respiration is that Oxygen is released in photosynthesis and used in cellular respiration to produce energy.

Role of oxygen in photosynthesis and respiration

In photosynthesis, water and carbon dioxide reacts to form oxygen and glucose while on the other hand, In cellular respiration, oxygen is used to break down glucose in order to release energy in the form of ATP.

So we can conclude that the main role of oxygen in photosynthesis and respiration is that Oxygen is released in photosynthesis and used in cellular respiration to produce energy.

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What is the smallest lava fragments produced by an explosive eruption called?

Answers

Explanation:

rock fragments between 2 and 64 mm in diameter they were ejected from a volcano during explosive eruption

and that is called LAPILLI

A pyroclastic grain, lapilli is the smallest lava fragment produced by an explosive eruption.

What is a pyroclastic grain?

Any volcanic piece that was propelled through the air by volcanic activity is known as a pyroclastic. A pyroclastic eruption is one in which fountains or explosions make up the vast majority of the activity. Lapilli, lava bombs, and lava blocks are some pyroclastic grains.

Pyroclasts include volcanic bombs, cinders, and ash. Pyroclasts are created either directly from the magma or by removing solid fragments from the conduit's walls, which are typically found close to the surface. Most parks with volcanoes or volcanic rocks have pyroclastic rocks that can be seen.

Lapilli is the smallest lava fragment produced by an explosive eruption, and it is a pyroclastic grain.

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What common sandwich condiment/spread is a good source of vitamin e?.

Answers

Answer:

Peanut butter

Explanation:

Peanut butter's vitamins are 19.5% vitamin E. Other condiments and spreads are usually under this.

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