1) a small piece of rock or metal that is burning up in the earths atmosphere a) meteor b) meteorite c) asteroid 2) a piece of rock or metal that has come from space and landed on earth a) meteor b) meteorite c) asteroid 3) a very large piece of rock that is moving through space a) meteor b) meteorite c) asteroid 4) a spacecraft without people sent into space to gather information a) probe b) hazardous c) deflect 5) dangerous  a) hazardous b) probe c) collide 6) make something move in a differn a) deflect b) probe c) hazardous 7) crash violently into something a) Probe b) collide c) deflect 8) when animals stop existing a) extinct b) probe c) deflect

asteroids

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