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2 cards from this section. Quick, good the night before a test.
Define what pressure is.
Think about how force and area relate.
What is a fluid?
Remember, liquids and gases are both included.
What is pressure?
Think of the definition of pressure.
Hydrostatic pressure increases with depth
Recall the formula P = hρg.
Calculate the hydrostatic pressure at a depth of 5 meters in seawater (density = 1025 kg/m³).
Use the values provided and remember the formula.
Describe how barometers are related to atmospheric pressure and why they are used in weather forecasting.
Think about how lower pressure can relate to stormy weather.
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