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