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