What is an astronomical unit?​

Answers

Answer 1

Answer:

Astronomical unit (AU, or au), a unit of length effectively equal to the average, or mean, distance between Earth and the Sun, defined as 149,597,870.7 km (92,955,807.3 miles).

Explanation:

The astronomical unit is a unit of length, roughly the distance from Earth to the Sun and equal to about 150 million kilometres or ~8 light minutes. The actual distance varies by about 3% as Earth orbits the Sun, from a maximum to a minimum and back again once each year.

Answer 2

Answer:

Explanation:

It is defined as the distance from the center of the earth to the center of the sun. Numerically that's  149.6 million kilometers


Related Questions

Why is cellular respiration considered to be a reverse process of
photosynthesis?​

Answers

Answer:

678

Explanation:

photosynthesis removes carbon dioxide from the atmosphere while cellular respiration puts back carbon dioxide. They’re complete opposites. Imagine it as we breathe in the good air they produce and let out the bad Carbon dioxide that they filter and regenerate as air.

Which functions are carried out by the water vascular system? Check all that apply.
movement
reproduction
respiration
transportation of food
transportation of water

Answers

Answer:

respiration, movement, transportation of water

Explanation:

Answer:

Movement, respiration, transportation of food, and transportation of water.

Explanation:

this is correct on edge :)

Energy Metabolism Pathways Carbohydrate metabolism is responsible for the formation, breakdown, and interconversion of carbohydrates in living organisms. The most important carbohydrate is glucose that is metabolized by all living cells in the first energy-yielding pathway known as glycolysis.
Use your knowledge of glucose for carbohydrate metabolism to select the term that best completes each sentence.
The glucose conversion to_________ opens anaerobic and aerobic metabolic pathways. ________in its role as a coenzyme during glycolysis, escorts hydrogen and electrons to the electron transport chain and the The TCA cycle. converts lactate to glucose and returns the glucose molecule to the muscles through
In the Cori cycle, the release of energy from_________ the process of anaerobic glycolysis.

Answers

Answer:

The glucose conversion to PYRUVATE opens anaerobic and aerobic metabolic pathways. VITAMIN B NIACIN in its role as a coenzyme during glycolysis, escorts hydrogen and electrons to the electron transport chain and the TCA cycle. In the Cori cycle, the release of energy from ATP converts lactate to glucose and returns the glucose molecule to the muscles through the process of Anaerobic Glycolysis.

Explanation:

In metabolism, glycolysis is defined as the splitting of the glucose molecule to form two molecules of pyruvic acid. It is the first main metabolic pathway in cellular respiration for the production of energy in form of ATP(Adenosine triphosphate).

In most cells, cellular respiration occurs in the presence of oxygen. This is known as AEROBIC RESPIRATION which produces the largest number of ATP. Energy can also be gotten by breaking down of glucose in the complete absence of oxygen. This is known as ANAEROBIC RESPIRATION.

The next stage in the degradation of glucose is a two step conversion of the two pyruvic acid molecules from glycolysis into two molecules of acetyl coenzyme A( acetyl - CoA). This occurs in the TCA( tricarboxylic acid) or Krebs cycle.

VITAMIN B NIACIN in its role as a coenzyme during glycolysis, escorts hydrogen and electrons to the electron transport chain and the TCA cycle. Coenzyme A is a derivative of vitamin B which combines with pyruvic acid to form acetyl CoA , 2 molecules of carbon dioxide and 4 molecules of hydrogen in TCA cycle.

In Cori Cycle, (which is also called Lactic acid cycle), energy released from ATP is used to convert lactate to glucose. This is to prevent increased lactic acid in the blood during anaerobic conditions in the muscles.

By studying footprints, skin prints and feather prints, many paleontologists now believe dinosaurs are most
closely related to
A reptiles

B. amphibians

C. mammals

D. birds

Answers

A) Reptiles

I hope this helps
a :)))))))))))))))))))))

True or false? Energy losses from food animals such as pigs can be reduced by reducing the temperature of their enclosure

Whoever gets this right in less than 2 mins, I will mark as Brainiest

Answers

Answer:

true.....

please mark me as a brainliest........

In a simulation they prepared the enzyme disgestion reaction in 4 tubes A+,A-,K+ and K- .what is the difference between the + and -

Answers

Answer:

i nb u ksbhsjhs shhsbsb nsksb s

Describe the term epitoky​

Answers

Answer:

Explanation: polychaeta marine worms wherein a sexually immature worm in which the species the atoke, is tranformed into a sexually mature worm the epitoke

Which of the formed elements arise from myeloid stem cells?

a) B cells
b) natural killer cells
c) platelets
d) all of the above

Answers

Answer:

c

Explanation:

it creates platelets and a myeloblast, or monocytes

The formed elements that may arise from myeloid stem cells are platelets. Thus, the correct option is C.

How myeloid progenitor cells are formed?

The myeloid progenitor cells are formed from the hematopoietic stem cells which are of multipotent nature. Such HSC cells induce the transcription factor GATA-2 and give rise to myeloid progenitor cells.

The process of hematopoiesis occurs in the bone marrow in which HSCs play a major role in synthesizing the blood cells.

The myeloid progenitor cell further produces dendritic cells through the transcription factor FLT3L, eosinophils through IL-5, mast cell, platelets through thrombopoietin, RBCs through erythropoietin, etc.

Therefore, among the given options, platelets are derived from myeloid stem cells. Thus, the correct option is C.

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https://brainly.com/question/28028332

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Which of the males could be the father in the following DNA fingerprint?

O Male 1
O Male 2
O Neither
O Both

Answers

Answer:

I belive its either male 2 or both

Explanation:

Homer Simpson loves to garden and wants to grow lots of pink flowers for his pal Moe. He bought a special Flower Power fertilizer to see if it will help plants produce more flowers. He plants two plants of the same size in separate containers with the same amount of potting soil. He places one plant in a sunny window and waters it every day with fertilized water. He places the other plant on a shelf in a closet and waters it with plain water every other day. The one without sun dies while the one with sun grows. 6. What is Homer's Independent Variable in the experiment? 7. What is the Dependent Variable in his experiment? 8. What is one constant you can identify in this experiment? 9. What is one error that could have occurred in this experiment? 10. What is one thing Homer could do to improve this experiment to test if the Flower Power fertilizer really worked? 11. What conclusion can Homer make about the Flower Power fertilizer?​

Answers

Answer:

Oh HoMeY.............

All of the following contribute to the severity of the effects of natural disasters during modern times except __________.
A)
choices in land use
B)
evacuation and disaster relief plans
C)
dramatic increase in human populations
D)
predictability of natural disasters
E)
people choosing to live in areas at high risk for hazards

Answers

Answer:

A. Choices in land use

Explanation:

Correct me if im wrong

What are 3 examples of dna

Answers

Explanation:

An example of DNA is the chain of basic materials in the chromosomes of the human cell.

just check the photo dont worry that is correct

examples of mixed fertilizers ​

Answers

Mixed fertilizer in which the sum of the guaranteed analysis of total nitrogen (N), available phosphoric acid (P2O5), and soluble potash (K2O) totals less than twenty percent. Some examples of single fertilizers are: urea, ammonium sulphate, super sulphate (SP36), TSP, KCL.

What do producers dictate in
an ecosystem?
A. the size of the organisms
B. the age of the organisms
C. the amount of organisms

Answers

Answer:

C. The amount of organisms

Explanation:

Producers produce food from inorganic matter, this then makes food for other organisms in an ecosystem. The amount of producers dictates how much food is available, and by that how many organisms can be present.

The answer is C hope this helps

How do populations and communities interact?

Answers

Answer:

An ecological community is made up of all the populations of all the different species that live together in a particular area. The interactions between different species in a community are called interspecific interactions, inter- means "between".

when the people swalo the gum what will happen in digestion?​

Answers

Answer:

If you swallow gum, it's true that your body can't digest it. But the gum doesn't stay in your stomach. It moves relatively intact through your digestive system and is excreted in your stool.

Are virus mutations always bad? Why or why not?

Answers

Answer:

yes, because more people can get effected and some may be asymptomatic and not know they have it and get someone else effected.

Explanation:

Southern California and Arizona have the same latitude. Arizona summers are hot while Southern California summers are mild. Why?

a.] The cool pacific current flows down from Alaska keeping Arizona mild. California is too far away from the ocean and has little effect.


b.]The warm pacific current flows down from Alaska keeping California mild. Arizona is too far away from the ocean and has little effect.


c.]none of these choices


d.]The cool pacific current flows down from Alaska keeping California mild. Arizona is too far away from the ocean and has little effect.

Answers

Answer:

the answer would be D

Explanation:

This is because Cool air goes into southern California, making the summers cooler.

Which direction does blood flow in arteries?​

Answers

Answer

Just like all liquids blood flows from a high pressure area to a region with lower pressure.Blood flows in the same direction as the decreasing pressure gradient : arteries to Capillaries to veins.

Why does the body respond to stimuli

Answers

Answer:

That is because of Receptors. Receptors are groups of specialised cells. They detect a change in the environment stimulus. In the nervous system this leads to an electrical impulse being made in response to the stimulus.

Hope this helped

All the best !!

The body typically responds to stimuli because of the function of the receptors.

How does the body of an organism respond to stimuli?

The organism significantly responds to the stimuli by means of a number of effectors, such as muscles and glands. Energy is generally used in the process in order to facilitate an ideal function of the entire body and maintain homeostasis.

Due to this, the organisms change their behavior in response to changes in the surrounding environment. For example, an organism may move in response to its environment.

The process of responding to stimuli is generally mediated by the receptors which are the groups of specialized cells within the body. These receptors alter their physiology and function with respect to the surrounding environment and detect a change. In the nervous system, this directs to an electrical impulse being made in response to the stimulus through a chemical process.

Therefore, the body typically responds to stimuli because of the function of the receptors.

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Biomagnification __________.
a.
causes a 90% loss of synergy higher on the food chain
b.
is caused by the ecological succession from a disturbed area to a climax community
c.
is introduced into an ecosystem through nonpoint pollution sources
d.
happens when an increased concentration of a substance accumulates in body tissues
e.
is the transportation of pollution from one ecosystem to another

Answers

Answer:

d :)

Explanation:

Considering that a hydrophilic stain was used to stain the skin, explain why the fat vacuoles in adipocytes are white (Hint: Remember hydrophilic will color those areas that "like water", think about water`s relationship with fats).

Answers

Answer:

The hydrophilic nature of the stain explains that these molecules are polar and charge molecules. therefore, attracts the water molecule but due to their polar nature, it will avoid lipid or fat molecules.

Adipocytes are the cells that are made up of fat or lipids that are hydrophobic due to their non-polar nature and due to this fact, these hydrophilic stains will not be able to stain adipocytes and will not be colored by the stain.

how does a crab moves,and why​

Answers

Answer:

Most crabs usually stroll on the beach by walking sideways. But crabs can also walk forward, backward and diagonally. Because crabs have stiff, jointed legs, they move faster and easier walking sideways. ... A crab walking sideways pulls itself along with one set of legs and pushes with the other.

If R represents the dominant gene for straight hair and r represents the recessive gene for curly hair, which statement best explains how Amelia was born with curly hair?

Answers

Answer: i have no clue

Explanation: just cause i doesn’t know

when did the process of the earth building begin?

Answers

Answer:

4.6 billion years ago

Explanation:

Answer:

Earth formed around 4.54 billion years ago, approximately one-third the age of the universe, by accretion from the solar nebula.

Explanation:

hope it becomes helpful to you ☺️☺️

good luck

Dose Centipede have cells

Answers

Answer:

eveything that has organic material has cells, for example, rocks have molecules not cells

Explanation:

Imagine the Earth did not spin. How would this affect your life?

Answers

Answer:

no sunlight like hitler

Answer:

well, you wouldnt really sleep because the sun would be out all day and if you stay up, it can negatively effect your lifestyle

Explanation: hope this helps

how would you compare the fitness of the white mice with that of black mice

Answers

Answer:

id say its most likely the same

identify the organism that is being neither harmed or helped in Finding Nemo ​

Answers

Answer:

Some have lifelong relationships with other organisms, called symbiotic relationships. There are three different types of symbiotic relationships: mutualism, commensalism, and parasitism. Commensalism: only one species benefits while the other is neither helped nor harmed

the turtle crush and nemos dad when he gives him a ride

what is Physiological hylogical or attitudinal barriers to communication? ​

Answers

Answer:

Physiological barriers to communication are related with the limitations of the human body and the human mind (memory, attention, and perception). Physiological barriers may result from individuals' personal discomfort, caused by ill-health, poor eye sight, or hearing difficulties.

Explanation:

Other Questions
Select the correct answer.Which verb best completes this instruction?Faites bouillir les ingrdients dans une casserole et laissez-lespendant un quart d'heure.O A. mijoterOB.hacher.remuerODmarinerPlease help fast need to make a good grade For the following integral, give a power or simple exponential function that if integrated on a similar infinite domain will have the same convergence or divergence behavior as the given integral, and use that to predict whether the integral converges or diverges. Note that for this problem we are not formally applying the comparison test; we are simply looking at the behavior of the integrals to build intuition.(x+5)/x^3+7x+5dx (IGNORE THIS)Then before I could think, I saw nothing,but darkness, even though my eyes were open. After that, I saw a room that looked fairly familiar. For a quick second ,I had deja vu, then I was aware that it was my classroom. I saw myself smiling out of excitement, and holding a piece of paper. I was very confused, and I thought maybe it was just all in my head, or maybe it was just some weird deja vu that I have never experienced. I returned back to class very puzzled. As we all began the test, I completely forgot about what happened. I was too focused on the test. 40 minutes passed, and everyone had already completed their assignment. My palms began sweating out of nervousness. Everyone in the room was waiting for me to finish. I had an immense feeling that everyone was staring at me,but I did not bother to look away from my test paper. Subsequently after 20 minutes,I concluded the test. I walked up to the teacher, and handed over my test answers to her. I never really felt this nervous over a test before. I was always usually confident in my answers. I had a sick feeling in my stomach. It was all making me start to believe that I wasnt going to succeed on this test. After school,the teacher planned to give us our test results. I was afraid, and not ready. As she handed me over my results,she had a big smile on her face. Before I could say, or think anything other than me failing,she congratulated me, and patted me on the back,Jax, you obtained all the answers right! My eyes got big in total shock. I gently grabbed my test results from her hand, and smiled. I was so joyful. I quickly ran out of the classroom door and waved goodbye to my teacher. What a relief!,I thought. After that,I ran home, still as happy, and excited. When I got home, I tripped on the doormat that my mother owns outside of the house. I unfortunately fell on my face. It hurt so badly. At the moment I tried getting up,the weird feeling came back again. It was as if everything blacked out. All I saw was pure black for a couple seconds, as I did last time. I distinguished, and made out a strange picture of my mother having a paper towel on her hand, and lathering it on my face. Once I fully realized what the picture I saw was, my heart started throbbing, repeatedly. The picture gradually faded away out of my eye sight. After it all went away,everything was back to normal. As I was done rubbing my eyes from confusion, I noticed that my Mother was standing right in front of me. She grabbed me by my hand and helped me get back up. She asked,What just happened,Jax? I don-, I dont know,Mom.,I stuttered. She told me to follow her. She then led me to the kitchen table, and told me to sit down. I slowly sat down, holding on to the kitchen table. She swiftly ran towards the paper towels, and tried ripping a couple out as fast as she could, and ran back to me. She gently lathered, and patted the paper towel onto my forehead. I was confused and had no clue on why she was doing that. I asked her,Whats on my forehead,Mom? Youre bleeding,I think you somehow fell, and landed on your face. Right after she spoke,I remembered everything again. I wasnt planning on telling her about what I saw after I tripped, sense I knew she would not believe me. Oh yes! 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