Unit 3 Week 1

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