An elevator does 9.75 X 10^ J of work on a person riding up to another floor. How much energy does the person gain?
A. OJ
B. 9.94 x 103J
C. 9.75 X 10^J
D. 9.56 x 10ʻJ

Ihave this 50 question test the layer of earth's atmosphere where atoms and molecules escape into space is referred to as the a) exosphere b) ionosphere. c) mesosphere d) thermosphere

During the past 150 years in the united states, how did energy consumption compare to population growth

Think you could get me the answers ?