Answer:
The common velocity v after collision is 2.8m/s²
Explanation:
look at the attachment above ☝️
The volume decreases, by a factor of
(the original pressure/(125 kPa).
Answer:
it make your immune system build up from the strain your puting on you body
Explanation:
excercise is good for you and builds muscle and blood cells
Answer:
B) Caused by the Sun
Explanation:
If you look at a picture of a solar system, you will see the sun in the middle. The sun is the powerhouse of the solar system. So that means that the sun is the biggest star and can provide enough light to reach earth and keep it lit.