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