Currents in the earth's mantle cause plate movement which causes earthquakes and volcanic activity. a) conduction b) convection c) ocean d) radiation i need the answer asap

If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and neglecting air resistance. what is its vertical displacement (in m) after 6 s?

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

Ais not a compound machine. a. bolt b. shovel c. handcart (dolly) d. see-saw (teeter totter)