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