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