Light - Form of energy that travels in waves and move through empty space with no air; humans can see it, Absorb - to take up and store energy (When matter gets warm from light energy.), Reflect - To bounce light, sound, or heat off of a surface, Refract - To bend light (how pencil looks bent in water), Revolution - The motion of one object around another object. (like planets around the sun), Rotation - The turning of an object on its axis. (all planets spin or turn on their axis),

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