1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
klasskru [66]
3 years ago
15

Astronomers have determined the temperature of a newly discovered star. When their results , which of the following will they us

e?
A. thousands of kelvins

B. billions of astronomical units

C. millions of light- years

D. hundred meters per second
Biology
1 answer:
Luda [366]3 years ago
7 0

Answer:thousands of kelvins

Explanation: just got it right on test

You might be interested in
Which ecosystem has the greatest biodiversity?
Paha777 [63]

"Marsh" ecosystem has the "greatest biodiversity".

Option: C

<u>Explanation</u>:

Marsh or Wetland ecosystem is highlighted as “biological super systems” as it is responsible to manufacture giant volume of meal that favors large amount of biodiversity, which is rich as rain forests and local reefs. The combination of important nutrients, shallow water and large primary productivity is basic source for Earth's food web. For example such food web is supported by birds, shellfish, fish, amphibians and insects. This ecosystem helps filtration of pollutants and soil runoff from the upstream sources which in return support river, ocean and bays in cleaning downstream.

8 0
3 years ago
As life began to populate earth’s surface, what change was seen in the atmosphere?
ki77a [65]
Your answer is D

Biology is my best subject 
8 0
3 years ago
Read 2 more answers
A reproductive barrier that prevents individuals from closely related species from interbreeding is an example of
Slav-nsk [51]
Behavioral isolation
6 0
3 years ago
how does the digestive system help the body maintain homeostasis? if it doesn't function correctly how does it affect the body?
Flauer [41]

Answer:

The bacterial flora in the intestines are essential to homeostasis in the body. They not only break down food so the nutrients can be absorbed, they produce vitamins like biotin and vitamin K and guard against harmful bacteria that enter the system

Explanation:

pls mark me as brainlist

Thank you

8 0
3 years ago
What are some circumstances during which you might use your body's stores of glycogen?
Alinara [238K]
1. During intense exercise, where the energy output required from the cell exceeds the supply of glucose from the blood.
2. In an ischemic event, where perfusion is either disrupted through a clot, hemorrhage or systemic hypotension. 
5 0
3 years ago
Other questions:
  • Select the incorrect statement.
    5·1 answer
  • An infant is admitted to the nursery after a difficult shoulder dystocia vaginal birth. which condition should the nurse careful
    5·1 answer
  • A. At what time of day does photosynthesis take place?
    5·2 answers
  • Explain why cyclists, runners, and other endurance athletes train at high altitudes.
    15·1 answer
  • What is the material that phases instert into bacteria
    11·1 answer
  • Controls movement of material in and out of the cell? *
    8·2 answers
  • PLEASE HELP ME!! true or false
    14·2 answers
  • -1 Define cell and cytology.​
    10·1 answer
  • Number 2, 3, 4 ??????
    14·1 answer
  • How is gene expression related to cell differentiation and specialization?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!