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
patriot [66]
3 years ago
11

How do scientists know that dark matter and dark energy exist even if we can not see them

Biology
1 answer:
Gre4nikov [31]3 years ago
7 0

Answer:

We only know it's there because we can see the effect of its gravity. Scientists study dark matter by looking at the effects it has on visible objects. Scientists believe that dark matter may account for the unexplained motions of stars within galaxies. Computers play an important role in the search for dark matter information.

Explanation:

Hope That helps!

You might be interested in
What percent of the offspring will be red, if we cross two pink tulips?
tresset_1 [31]

Answer:

50%

Explanation:

7 0
3 years ago
Read 2 more answers
Because cell walls consist of a cross-linked network of long filaments embedded in a stiff surrounding material, they can be cal
Contact [7]

According to the research, the correct answer is fiber composites. Because cell walls consist of a cross-linked network of long filaments embedded in a stiff surrounding material, they can be called fiber composites.

<h3>What are cell walls?</h3>

It is a network that covers prokaryotic cells and plant cells that is located outside the plasma membrane, helping to form the structure.

In this sense, since it is made up of a network of carbohydrates, phospholipids and structural proteins, and the different cell types of plants can be identified by their characteristics, they can be called fiber composites.

Therefore, we can conclude that cell walls are a network embedded in a matrix composed of carbohydrates and proteins.

Learn more about cell walls here: brainly.com/question/965751

#SPJ1

8 0
1 year ago
Functions of the smooth endoplasmic reticulum include ______. 1
fredd [130]
Transporting lipids.
4 0
3 years ago
It is predicted that Earth’s population will ___________ in the future.
daser333 [38]
The answer will be increase slightly and then decrease. Hope you get it!
8 0
3 years ago
After leaving your stomach, your food travels into your
Irina18 [472]

Answer:

O small intestine

Explanation:

8 0
3 years ago
Other questions:
  • If you have a prehistoric tooth how can you use carbon dating to determine its age
    7·1 answer
  • Are the nerves easy or difficult to find in the dissection of the starfish
    7·1 answer
  • What is the difference between osmosis and diffusion
    14·1 answer
  • You are given a flask with standard liquid media containing a population of S. pombe cells that have a temperature sensitive mut
    12·1 answer
  • When did Kunle Olukotun born?
    9·1 answer
  • How many body parts does a Spotted eagle ray have?
    6·1 answer
  • First one answer gets a brainly. Please look at the picture &amp; answer the question .
    7·2 answers
  • Which sequence correctly list how chromosomes are packed smallest to largest
    6·2 answers
  • at what distance from the earth's surface is the gravitational potential energy of a spaceship-earth system reduced to half the
    13·1 answer
  • What is the half life for the mercury sample?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!