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- 1. Multiple Choice
The ratio of the weight of all the air above you to your surface area
fluid
atmosphere
atmospheric pressure
buoyant force
- 2. Multiple Choice
Any substance that can flow and take the shape of the container that holds it
gas
liquid
fluid
solid
- 3. Multiple Choice
The amount of force per unit area applied to an object's surface
pressure
force
work
mass
- 4. Multiple Choice
An upward force applied by a fluid on an object in the fluid
Bernoulli
Buoyant force
gravity
Archimedes
- 5. Multiple Choice
The weight of the fluid that an object displaces is equal to the buoyant force acting on the object
Archimedes' Principle
Bernoulli's Principle
Pascal's Principle
- 6. Multiple Choice
If the weight of an object is greater than the buoyant force what happens?
It sinks
It floats
It goes up in the air
- 7. Multiple Choice
If the weight of an object is equal to its buoyant force what happens?
it sinks
it floats
it goes up in the air
- 8. Multiple Choice
Pressure=
force/area
area/force
weight/force
weight/area
- 9. Multiple Choice
The pressure of a fluid decreases when the speed of that fluid increases.
Archimedes' Principle
Bernoulli's Priciple
Pascal's Principle
- 10. Multiple Choice
A force that opposes the motion of an object through a fluid.
pressure
buoyant force
drag force
fulcrum
- 11. Multiple Choice
When the pressure is applied to a fluid in a closed container, the pressure increases by the same amount everywhere in the container.
Archimedes' Principle
Bernoulli's Principle
Pascal's Principle
- 12. Multiple Choice
The _____ changes on one side of a soccer ball when a spin is put on the ball.
pressure
force
speed
- 13. Multiple Choice
If the roof on a house blows up and away, the pressure outside is ________ than inside the house.
greater
less
- 14. Multiple Choice
Car mechanics rely on which principle?
Archimedes'
Bernoulli's
Pascal's
- 15. Multiple Choice
Ships rely on which principle?
Archimedes'
Bernoulli's
Pascal's
- 16. Multiple Choice
Garden hoses help to illustrate which priniciple?
Archimedes'
Bernoulli's
Pascal's
- 17. Multiple Choice
When you _____ the pressure of a moving fluid, the speed of the fluid will
increase.
increase
decrease
- 18. Multiple Choice
Which substance can occupy different volumes, depending on the container?
liquid
gas
fluid
- 19. Multiple Choice
Which factor does NOT affect the density of a fluid?
mass
weight
volume
- 20. Multiple Choice
At which location would atmospheric pressure be the greatest?
Sea level
the top of a mountain
the bottom of a valley
the surface of the water
- 21. Multiple Choice
In which direction does drag force act upon an object?
upward
downward
with motion
against motion
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