A) light B) motion C) energy D) liquid
A) changes in the state of matter B) vibrating objects C) energy changing form D) thinking about objects
A) water B) matter C) empty space D) solid objects
A) liquids B) gases C) gels D) solids
A) a block of iron B) a pool of water C) empty space D) a mixture of gases
A) straight lines B) circular motions C) waves D) empty space
A) hear B) see C) feel D) speak
A) false B) true
A) a form of energy produced by vibrating objects B) the amount of matter in an object C) a form of energy that travels in waves and can move in empty space 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 |