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