What is pressure?
Pressure is defined as the force applied over a certain area.
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What is the formula for calculating pressure?
Pressure = AreaForce
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What are the units for measuring pressure?
Pressure is measured in units of newtons per square metre (N/m2), which is given the name pascals (Pa). 1 pascal = 1 N/m2.
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How does atmospheric pressure change with elevation?
Atmospheric pressure decreases with increasing elevation.
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Explain how pressure changes with depth in liquids like water.
In liquids like water, pressure increases with depth due to the greater weight of liquid pressing down from above.
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What is upthrust?
Upthrust is an upward force caused by greater pressure at lower depths in liquids.
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