Science - Pressure

Card Set Information

Author:
mshowley
ID:
150773
Filename:
Science - Pressure
Updated:
2012-04-28 19:10:21
Tags:
Pressure
Folders:

Description:
Pressure
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  1. What is pressure?
    Pressure is the force per unit area
  2. State the unit used to measure pressure
    Pascal (Pa)

    Newton per metres squared (Nm2)
  3. When a force is spread over a large area is the pressure high or low?
    Low pressure
  4. When a force is spread over a small area is the pressure high or low?
    High pressure
  5. Does air pressure increase or decrease the higher a person goes?
    It decreases
  6. Does air pressure in a liquid increase or decrease the deeper a person goes?
    It increases
  7. Why is a dam wall thicker at the bottom?
    because the pressure is bigger at the bottom

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