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