Scientists believe Earth is about how many billion years old

Physics

2 answers:

ehidna [41]3 years ago

7 0

The earth is 4.54 billion years old.

ivolga24 [154]3 years ago

5 0

Scientists believe the earth is about 4 billion years old. But it's not true. It is really only 6,000 years old.

You might be interested in

An object with a mass of 6.0 kg accelerates 8.0 m/s^2 when an unknown force is applied to it. What is the amount of the force? R

iren [92.7K]

Answer:

48N

Explanation:

use F=ma, or force is equal to mass multiplied by acceleration.

8 0

3 years ago

Which formula is used to calculate the mass of an object if the force and acceleration are known? m = Fa m = m = m = F – a

SOVA2 [1]

I'm pretty sure it is m = Fa

7 0

3 years ago

Read 2 more answers

The Doppler shift can be observed when ____________. Check all that apply. Group of answer choices the source of sound moves tow

castortr0y [4]

Answer:

the source of sound moves towards an observe

Explanation:

The Doppler effect is related to waves such as sound or light. the effect causes an increase or decrease in the frequency of sound light or other waves when the souces either move towards or away from the observer. For example the siren of the train to a person on the platform, the redshift seen by astronomers.

Therefore, The Doppler shift can be observed when the source of sound moves towards an observer From a place closer to the observer than the last wave's crest, each consecutive wave crest is sent. Each wave therefore, takes a little less time than the preceding wave to reach the observer.

6 0

2 years ago

Plz help it really easy

Mrac [35]

The answer is high to low.

3 0

3 years ago

Read 2 more answers

In an experiment, a rectangular block with height h is allowed to float in two separate liquids. In the first liquid, which is w

Amiraneli [1.4K]

Answer:

The relative density of the second liquid is 7.