It takes Joesh 10s to push a heavy box 9m across his living room floor. 1
How much force would he have to apply to produce 350W of power? Round to tenth place.
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Which safety measures should you follow during a thunderstorm? check all that apply. (a) avoid touching anything that conducts electricity. (b) avoid touching a person who has been struck by lightning. (c) go outside. (d) keep your computer turned off. (e) stay out of water. (f) stay inside.

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

Consider a system to be two train cars traveling toward each other. what is the total momentum of the system before the train cars collide?   kg • what must the total momentum of the system be after the train cars collide?   kg •