Q:

Using “suction” to drain fluid is described correctly by which choice below? Creating a:

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Using “suction” to drain fluid is described correctly by which choice below? Creating a:


  1. positive pressure so that it can suck the fluid in the direction of the positive pressure.
  2. negative pressure so that it can push the fluid towards the positive pressure.
  3. negative pressure so that atmospheric pressure will push the fluid towards the negative pressure.
  4. positive pressure so that atmospheric pressure will push the fluid towards the positive pressure.

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C: Fluids will flow towards the lower pressure, so creating a pressure below atmospheric pressure will cause fluid to be pushed by atmospheric pressure towards the negative pressure. 

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