Answer:Learn what gravitational potential energy means and how to calculate it. ... a pulley and rope, so the force due to lifting the box and the force due to gravity, ... would be used by an elevator lifting a 75 kg person through a height of 50 m if the ... When you are close to a planet you are effectively bound to the planet by gravity ..
Explanation:
Answer:
For conduction you don't need position. For convection you do.
Explanation:
you just needed to look it up LOL <3
Answer:
C. 75m/min, N
Explanation:
Divide 750m by the 10 min
