An object is dropping (g= 9.80 m/s^2) and falls for 4.28 s before hitting the ground. A. how far had the object fallen ?

B. what is the final velocity ?

C. what is the final acceleration?

In a system, when potential energy decreases, then entropy also decreases. true false

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?