PS Final Exam II

Match it! Select the correct answer from the pull down...Good luck!

If a spoonful of salt is mixed in a glass of water, what is the water called?

Greg applies a force of 100 N to move a box 5 meters. How much work did he do?

When you wind a rubber band on a toy airplane what type of energy does the rubber band have?

If a tennis bal, a solid rubber ball, and a solid steel ball were dropped at the same time from the same height with no air resistance, which would hit the ground first?

What is the SI unit for pressure?

Which part of the atom has a positive charge?

A construction worker is lifting a load of bricks onto a truck. He does 200 J of work in 40 seconds. What is his power output?

When two or more elements join together chemically,