The number of waves that pass a fixed point in a given amount of time is called:

 A set of pulleys lifts an 800 N crate 4 meters in 7 seconds. What power was used? (Answer in Watts)

Water freezes at 0C

A wave is a longitudinal wave that occurs in earthquakes

A child pulls a sled up a snow-covered hill. The child does 405 J of work on the sled. If the child walks 15 m up the hill, how large of a force must the child exert? (Answer in Newtons)

A wave starts with a distrubance in matter.

The parts of a longitudinal wave where particles of the medium are closest together are called .

The highest part of a wave is called the .

causes a straight straw in a glass of water to appear bent.

The change in internal energy of a system is dependent on and .