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