A) energy B) liquid C) motion D) light
A) energy changing form B) vibrating objects C) thinking about objects D) changes in the state of matter
A) matter B) water C) solid objects D) empty space
A) liquids B) solids C) gases D) gels
A) empty space B) a mixture of gases C) a block of iron D) a pool of water
A) circular motions B) empty space C) straight lines D) waves
A) speak B) see C) hear D) feel
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) the measure of the amount of gravity acting on an object's mass B) a force that works against motion C) a form of energy produced by vibrating objects D) move back and forth rapidly |