Physics!

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Across
  1. 3. who invented gravity ?
  2. 4. anything that can flow such as liquid or gas
  3. 5. push and pull action which results in change of shape, speed and direction
  4. 6. refers to Earth's atmosphere
  5. 7. liquid and gas causes pressure in ?
  6. 8. what will happen to the pressure if you bring a bag of chips at a height of 2413 m
  7. 9. what can particles in fluids do ?
Down
  1. 1. example of fluids
  2. 2. father of modern physics
  3. 5. substance that can flow or has no fixed shape are called