Vocabulary Crossword

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Across
  1. 1. the outside of something
  2. 4. system includes Earth and the other planets that orbit the Sun
  3. 7. when you provide someone or something what they need
  4. 8. tells how hot or how cold something is
Down
  1. 2. the study of the stars, planets, and other outer space objects
  2. 3. means the “state of being warm in temperature or feeling”
  3. 5. how much of something there is
  4. 6. is a round model of the world or Earth