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