physics pressure neev

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Across
  1. 3. what is to be expected if there is a gradual drop in pressure
  2. 5. what is used to measure altitude .
  3. 7. (?) pascal= 1 millibar
  4. 9. pressure is (?) in all directions in liquid .
  5. 11. on whose law does hydraulic press work on?
  6. 13. (?) torr= 1 mm of mercury
Down
  1. 1. SI unit of pressure
  2. 2. machine used to measure atmospheric pressure is
  3. 4. (?) bar = 10^5 pascal
  4. 6. pressure is(inversely/directly) proportional to volume.
  5. 8. increase in surface area(increases/decreases) pressure .
  6. 10. thrust per unit area .
  7. 12. which barometer has no liquid .