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science
vocab
| Question | Answer |
|---|---|
| elliptical | oval-shaped like a flattened circle |
| model | a representation of something looks or works |
| asteroid | a rocky object that revoles around the sun |
| meteoroid | a small piece of rock or metal that travels in space around the sun |
| meteor | a bright streak of light that passes through Earth's atmousphere |
| comet | a ball ice, dust, and gasses that travels through space and orbits the sun |
| meteorite | a piece of a meteoroid that lands on Earth after passing tthrough the atmousphere |
| light year | the distance light that travels in one year |
| constellation | stars that apear to be in groups when viewed from Earth |
| galaxy | a group of billions of stars, dust, and gases in space held together by gravity |
| spectroscope | an instument that seperates light into a pattern of lines of differennt colors |
| refraction | the bending of light as it passes from one mateirial to another; a way to gather and focus light |
| reflection | the bouncing of light of a surface; a way tto gather and focus light |