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