Rubber is which of the following?

conductor

electric field

insulator

electric charge

Describe the relationship between a moving objects mass and its kinetic energy

If a source of sound waves is rapidly approaching a person, the sound heard by the person appears to have A. a frequency higher than the original frequency. B. a pitch lower than the original pitch. C. a period higher than the original period. D.

A wire 25.2 cm long is at right angles to a 0.219 T uniform magnetic field. The current through the wire is 6.04 A. What is the magnitude of the force on the wire? Answer in units of N.

Calculate the potential energy of a 5 kg object sitting at the top of a 2 meter ramp.

Which statement about the composition of ocean and water is true? A. The composition of ocean water varies with depth B. The composition of ocean water varies with many factors C.

Explain the difference between mass and weight (in at least 2 sentences)

Is it possible for a nazi style government to exist in the modern world? Explain why or why not.

What is likely to happen if a balloon that was blown up at a low altitude is brought to a high altitude? Why would this occur?

Elements have the same number of __as you move from left to right

What occurs when a liquid changes to a gas below its surface as well as on the surface? a. Sublimation b. Boiling c. Condensation d. Evaporation