A) light B) energy C) motion D) liquid
A) thinking about objects B) vibrating objects C) energy changing form D) changes in the state of matter
A) matter B) solid objects C) empty space D) water
A) gases B) solids C) liquids D) gels
A) a mixture of gases B) empty space C) a block of iron D) a pool of water
A) circular motions B) straight lines C) waves D) empty space
A) see B) speak C) feel D) hear
A) false B) true
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) 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 |