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

List the location of the following subatomic particles: A. Proton B. Electron C. Neutron

Electrons and protons jump out of molecules when exposed to a. visible light. b. ultraviolet light. c. x-rays. d. sunlight.

Why do different liquids have different viscosities?

Which one of the following does not accurately describe the universal gravitational law? A. Every object in the universe that has mass attracts every other object in the universe that has mass. B.

What is the formula for displacement

Do you think it would be possible to compress a gas to zero volume

Describe how velocity and speed are different

The slope of a velocity versus time graph gives

Is work done if you carry a book across the room at a constant velocity? a. No, the force applied is parallel to the direction of motion. b. Yes, the force applied is parallel to the direction of motion. c.

8. A car moving at 35 m/s has 675 joules of KE. What is the mass of the car?