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Tanzania [10]
3 years ago
15

What do astronomers use too calculate the age of the universe?check all dat apply?

Biology
2 answers:
patriot [66]3 years ago
8 0

The answer is, How fast distant galaxies are moving away from us

hammer [34]3 years ago
3 0

Answer:

Option C, The age of the oldest stars

Option E How fast distant galaxies can are moving away from us

Explanation:

As per the Big bang theory,  all the celestial objects be it star or planet originated at the initial stage of formation of universe. Thus, If the age of the oldest star is known , then the age of the universe can also be determined.

The age of universe can also be determined by working out the Hubble's constant which is nothing but the current expansion rate of universe.

Once the Hubble's constant is worked out, the age of universe can be  calculated by following mathematical relation

Age of Universe=  \frac{2}{3H_{0}}

where , H_{0} = Hubble's constant

Hence, Both option C and E are correct

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3 years ago
What geological feature can be
Sonbull [250]
D cause it matches and I makes sense
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Calculate between two grapefruits each with a radius of 0.08 meters and mass of 0.45 kilograms
Arisa [49]

Newton's Law of universal gravitation is:

F = G m 1 m 2 r 2 [1]

For the picture of the answer : https://socratic.org/questions/what-is-the-force-between-two-touching-grapefruits-each-with-a-radius-of-0-080-m

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3 years ago
13. How do stem cells become specialized to absorb nutrients from food as
lilavasa [31]

by gene activation

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7 0
3 years ago
Which word means "the history of life in the geological past as indicated by the imprints or remains of living things"?
Lunna [17]

Fossil

Explanation:

Fossils are the imprints or remains of living things that tells us the history of life in the geological past.

Fossils can also be defined as the preserved remains of dead organisms that once lived in geologic time past.

  • Fossils can be body fossils which preserves part of the body of an organism usually the hard part.
  • They can be trace fossils which are the preserved prints of organisms.
  • They are usually used to trace the evolutionary history of an organism.
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learn more:

fossils brainly.com/question/7382392

#learnwithBrainly

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