Answer:
The skier's change in velocity is 7.69 meters per second.
Explanation:
The Newton's second law tells force is equal to the change on the linear momentum of a body:

If we approximate the differential
to
:

Using that linear momentum is mass times velocity:

Solving for
:


Answer:
1,4,3and 2 would happen hope this helps
Answer:
A control variable in scientific experimentation is an experimental element which is constant and unchanged throughout the course of the investigation.
Explanation:
Answer:
<h2>1500 kg</h2>
Explanation:
The mass of the car can be found by using the formula

From the question we have

We have the final answer as
<h3>1500 kg</h3>
Hope this helps you