Ablock that is 80 degrees is places next to a 20 degree block. the warmer block heats the cooler block by the process a)convection. b)conduction. c) a and b. d) neither a or b

When an object moves in uniform circular motion, the direction of its acceleration is a) in the same direction as its velocity vector. b) in the opposite direction of its velocity vector c) is directed toward the center of its circular path. d) is directed away from the center of its circular path. e) depends on the speed of the object.

Most of the volume of an atom is occupied by the

What happens when a rubber rod is rubbed with a piece of fur?