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- 1. Multiple ChoiceAccording to Bernoulli's Principle, when the wind speed is high, wind pressure is ________highlownot enough informationNone of the above
- 2. Multiple ChoiceAccording to Bernoulli's Principle, when the wind speed is low, wind pressure is ________highlownot enough informationNone of the above
- 3. Multiple ChoiceTo generate lift, a blade is angled so the _________ pressure air moves under the blade.highlownot enough informationNone of the above
- 4. Multiple Choice
If you blow air between these two balloons, the pressure between the balloons would_________.IncreaseDecreaseStay the same - 5. Multiple ChoiceThe faster a fluid moves, the lower the pressure is in the moving fluid compared to the fluid not moving as fast. This is calledArchimedes' PrincipleBernoulli's PrinciplePascal's PrincipleVice Principle Snyder
- 6. Multiple ChoiceWhose Principle is used to describe why flight is possible?NewtonDescartesBernoulliPascal
- 7. Multiple ChoiceWhy is the top of an airplane wing curved?To create an area of low pressure above the wingTo create an area of high pressure above the wingTo create equal pressure above and below the wingTo make the wing look really cool
- 8. Multiple ChoiceThink about Bernoulli's Principle. What do you think will happen when you have running water next to a shower curtain?Curtain goes outward from the showerCurtain goes in towards the showerCurtain stays the sameWater gets the curtain wet
- 9. Multiple ChoiceThe design of a wing:causes the air above a wing to move faster than the air below the winghelps create liftcreates a low pressure area above the wingall of these answers are correct
- 10. Multiple ChoiceAir travels ______________ over the top of a wing.fasterslowerdoesn't move at allthe same speed as
- 11. Multiple Choice
When you increase the depth under water, the water pressure on your body
increases
decreases
stays the same
- 12. Multiple Choice
What is the equation used to calculate density?
density= volume/mass
density= mass/volume
density= force/area
density= force/volume
- 13. Multiple Choice
fluids can also include _______ and ______.
solids and liquids
liquids and gases
solids and gases
liquids
- 14. Multiple Choice
According to Bernoulli, as the speed of a fluid increases the pressure exerted by that fluid ____________.
decreases
increases
disappears
stays the same
- 15. Multiple Choice
What is the unit of measurement for pressure?
pascal
millliter
gram
meter
- 16. Multiple Choice
What system used in many applications like forklifts or jacks works on Pascal's Principle?
widgets
hydraulics
sprockets
brakes
- 17. Multiple Choice
Fluids tend to move from an area of _________ pressure to an area of __________ pressure..
high, low
low, high
fluids don't flow
- 18. Multiple Choice
When drinking soda from a straw, the soda rises up the straw because...
you lower the pressure in the straw and the atmosphere pushes the soda up
you raise the pressure in the straw and the atmosphere pushes the soda down
- Answer choicesTagsAnswer choicesTags