Eat frogs

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Across
  1. 3. a solid thing
  2. 5. in the science room there was a chemical ————————
  3. 6. if I am —————————— I fall over
  4. 8. if I want to go faster I ——————————
  5. 10. ——————— is a special type of science
Down
  1. 1. the ———————— of light is dark
  2. 2. an —————————walks on the moon
  3. 4. you find something new
  4. 7. the same on both sides
  5. 9. To apply a force