5.3 Pressure

The amount of force pushing on an area is the definition of....

• Fluid
• Viscosity
• Barometer
• Pressure

Fluids can also include__ and__. 

• solids and liquids
• solids and gases
• liquids and gases
• liquids

What is the equation used to calculate pressure?

• pressure= force/mass
• pressure =mass/volume
• pressure=area/force
• pressure=force/area

What is the unit of measurement for pressure?

• pascal
• grams
• milliters
• meters

Pressure decreases when the surface area over which a force is applied increases

• True
• False

Atmospheric pressure increases as you move towards lower elevations and decreases as you move into higher elevations.

• True
• False

What pressure does a 4000N horse exert on the ground if each foot is 10cm²?

• 40 N/cm²

• 100 N/cm²

• 400 N/cm²

• 10 N/cm²

When you increase your depth under water, the water pressure on your body

• increases

• decreases

• stays the same

What is pressure?

• The amount of force exerted on a surface

• The surface area of an object

• The weight of an object

Where would you find the largest pressure?

• At the bottom of the ocean
• At the top of Mt Everest
• Close to ground on the Scotch oval
• In a rockpool on the Great Barrier Reef