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