ray, A line that light travels in., orbit, Movement of a body in space around a larger body, asteroid, A rocky mass that orbits the Sun, proof, Science evidence that something is true, reflect, The action of light bouncing off the surface, absorb, to take in the substance, comet, A lump of ice, dirt and rocks that moves around the Sun in a big orbit, Jupiter, Nearly all of asteroids are in the asteroid belt between Mars and...

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