Pressure
Archimedes' Principle
Suction
Bernoulli's
100
A force exerted on a surface.
What is Pressure?
100
The ability to float.
What is buoyancy?
100

A small metal box used to measure air pressure.

What is an aneroid barometer?

100
In 1903, they flew a plane that was denser than air for a time of 12 seconds and a distance of 36 meters.
Who are Orville and Wilbur Wright?
200
The unit of pressure.
What is Pascal (Pa)?
200
The upward force that water and other molecules exert.
What is buoyant force?
200

Pressure will increase by this much if a given mass of air's volume is reduced to 1/3 its original volume

What is three times the original pressure?

200
As the speed of a moving fluid increases, the pressure within the fluid decreases.
What is Bernoulli's Principle?
300
A material that can easily flow and change shape such as air, water, oil or helium.
What is a fluid?
300
***DAILY DOUBLE*** The mass per unit volume of a substance.
What is density?
300

Mercury will rise to this level in a barometer.

What is 76 cm?

300
An upward force
What is lift?
400

An instrument used to measure atmospheric pressure.

What is barometer?

400
mass/volume or mass divided by volume
What is the formula for density?
400

A sinking high altitude balloon will have an increase in ____________ and a decrease in ____________.

What is increase in density and a decrease in volume?

400
In this device, the difference in pressure between the top and bottom of the tube draws the perfume upward.
What is an atomizer?
500
force/area or force divided by area
What is the formula for pressure?
500
The bouyant force acting on a submerged object is equal to the weight of the fluid the object displaces.
What is Archimedes' Principle?
500

What forces create a situation that appears to be - suction.

What is air pressure differential.  High pressure will always move to low pressure?

500
Fast moving air has this kind of pressure.
What is low pressure?
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