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