Lesson 1 Vocabulary

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Across
  1. 4. To prove an idea, concept, or theory
  2. 6. Filled with potential dangers & hazards
  3. 9. The ends toward which you direct your efforts
  4. 10. A rock or metal in space that forms a streak of light
Down
  1. 1. To show something clearly, such as knowledge or skill
  2. 2. To back off from your position
  3. 3. A rocky metallic planetary body that circles the Sun
  4. 5. A large group of stars and planets in the universe
  5. 7. To make a firm decision to do something
  6. 8. To stop temporarily