A) liquid B) light C) energy D) motion
A) vibrating objects B) changes in the state of matter C) thinking about objects D) energy changing form
A) matter B) solid objects C) empty space D) water
A) gels B) gases C) liquids D) solids
A) empty space B) a mixture of gases C) a block of iron D) a pool of water
A) empty space B) waves C) circular motions D) straight lines
A) see B) feel C) speak D) hear
A) true B) false
A) a form of energy that travels in waves and can move in empty space B) the amount of matter in an object C) the substance that does not allow electricity to travel through it D) a form of energy produced by vibrating objects
A) the measure of the amount of gravity acting on an object's mass B) a form of energy produced by vibrating objects C) move back and forth rapidly D) a force that works against motion |