A football player releases a football with a speed of 26 m/s and momentum of 12 kg x m/s. What is the mass of the football?

If we relied solely on the nonrenewable resources found in the u.s., which one would we run out of first at current usage levels? a. natural gas b. oil c. uranium d. coal

In addition to gravity, what is the other predominant force that affects the motion of a pendulum?

Ascience teacher heated liquid ethanol for an experiment. when he turned up the temperature, the ethanol quickly disappeared, and a strong aroma filled the room. what happened to the ethanol?