Beth walked to the school in 80 seconds from a position 100 m west of the school. what was her velocity?

Explain in physical terms how a microwave oven works. what would happen when you put a conductor in the microwave oven? explain.

Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.