Atmospheric pressure is about 1.00 × 105 Pa on average. What is the downward force of the air on a desktop with surface area 1.60 m2? N

Explanation:

explanation:

as the height from which the ruler was dropped increased, the speed of the ruler at ryan's hand increased.

answer would be letter choice (a),   a ball resting on a shelf. would be another example of potential energy   >   stored energy > not moving.

a ball spinning on a finger   >   kinetic energy > moving energy

a ball rolling on the ground   >   kinetic energy   > moving energy

a   ball flying through the air   > kinetic energy   >   moving energy

hope that                                         : )