Answer:
3. is A
4. is D
Explanation:
If i am wrong i am sorry Y-Y
A generic name for a person place or thing in a class or group
Answer:
The gravitational potential energy it had from being above the ground is converted to kinetic energy as the rock falls. As kinetic energy increases, the velocity of the rock will also increase. However, if one considers the air, the rock will lose energy as it falls due to air resistance.
Explanation:
I'm sorry if I'm wrong
