Science Trivia

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Across
  1. 3. First Satellite sent into space
  2. 5. He discovered Saturn's rings
  3. 7. Humans have 23 pairs of these
  4. 10. Pig's largest living relative
  5. 11. Closest plant to the Sun
  6. 15. Earth's galaxy (2 words)
  7. 16. Sense most likely lost if struck by lightening
  8. 18. Force that holds us to the Earth
Down
  1. 1. These mammals travel in pods
  2. 2. She had arachnaphobia (3 words)
  3. 4. Strongest muscle in the human body
  4. 6. Most intelligent creature on Earth after man
  5. 8. Located in the innermost part of a bone
  6. 9. Location of smallest bone in the human body
  7. 12. Fast land animal on Earth
  8. 13. What do we call a baby goat?
  9. 14. The human body's largest organ
  10. 17. Name of Saturn's largest moon