Which of the following releases chemical energy? A. throwing a basketball
B. a skier on top of a muntain
C. playing a song through headphones
D. burning wood

Determine type of reaction & predict the product c3h12+o2 =

What is the magnitude of the force of gravity between to 1000 kg cars which are separated by distance of 25. 0 km on an interstate highway? the force between the two cars will be what

Which can be observed only in a microscopic view? a) structure of a muscle cell b) shape of a soybean plant c) foam insulation d) x-ray of a knee joint