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