Rishav's crossword

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Across
  1. 3. Swatting in football is when you do this to the ball of your hand
  2. 4. the _________s of the match went wild after a touchdown
  3. 7. Nuclear _______
  4. 9. what teachers do
Down
  1. 1. CPR is a useful way to do this to a person
  2. 2. A branch of biology having to do with the brain
  3. 5. A good detective will always _______ the clues
  4. 6. What people do after an earthquake
  5. 7. A word meaning "bad air"
  6. 8. The five main topics of science are: Physics, Geology, Chemistry, Engineering, and _______