Unit 3 Week 3

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