cross word science edition

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Across
  1. 3. the biggest current animal
  2. 5. magma creates a ____ which makes a cycle
  3. 9. middle of the earth
  4. 10. a condition that makes too much mucus and sweat
  5. 11. rain snow and hail are in ____
  6. 13. helps plants grow and warms up the earth
  7. 15. the powerhouse of the cell
  8. 16. creates food for plants
  9. 19. a mix of chemicals and pollutants in the atmosphere that warms up the earth
  10. 20. the lowest point of a wave
Down
  1. 1. the gas portion of the earth
  2. 2. the strongest bone in the body
  3. 4. uses glucose to make atp
  4. 6. chemicals and gases in the air are examples of ____
  5. 7. a major buildup of trash is ____
  6. 8. the measure of the height of the wave
  7. 12. highest point of a wave is ____
  8. 14. the length between two waves
  9. 17. the measure of frequency
  10. 18. two hydrogen + one oxygen =