First Law of Thermodynamics: Energy can be changed from one form to another, but it cannot be created or destroyed. The total amount of energy and matter in the Universe remains constant, merely changing from one form to another.
If I am not correct, I do believe it is B.
Distance in a minute=<span>0.5 times 30=15 meters
distance in a second</span><span>=15 divided by 60=0.25 meters per second
hope it helps</span>
You expend 1000 w of power moving a piano 10 meters in 5 seconds. how much force do you exert a. 50 n b. 50000 n c.250 n d. 500 n apex please
<em>P = W/t = (Fxd)/t and rearranging and solving for F, F = (Pxt) / d = (1000x5)/10 = 500 N, choice C.</em>