Unit 3 Week 1-2

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Across
  1. 2. the sun and planets that move around the sun
  2. 4. study of stars and planets
  3. 6. provide what is needed for something
  4. 7. the outside of something
  5. 8. the world
Down
  1. 1. heat
  2. 3. how much of something there is
  3. 5. how hot or cold something is