Air and Aerodynamics

Review & Study Guide!

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How many properties of air are there?

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Air takes up

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Air can be

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Air exerts

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Air is

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Air is composed of

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Air has

Multiple Choice

Why does a candle go out when you place a jar over top of it?

• There is no carbon dioxide
• There is no light
• There is no room
• There is no oxygen

Multiple Choice

What 2 gasses make up 99% of the air we breathe?

• Oxygen & Methane
• Nitrogen & Methane
• Nitrogen & Oxygen
• Methane & Krypton

Multiple Choice

If I place a crumpled up piece of paper in a glass and place it upside down in a bowl of water, what happens?

• It will get wet
• It will stay dry
• It will float
• It will sink

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How many Forces of Flight are there?

Multiple Choice

What is the force that allows a plane to get off the ground?

• Drag
• Thrust
• Thrust
• Lift

Multiple Choice

______________ pulls the plane downward and objects are pulled toward the center of the Earth.

• Lift
• Thrust
• Drag
• Gravity

Multiple Choice

The FORWARDS force is called

• Thrust

• Drag

• Lift

• Gravity

Multiple Choice

The BACKWARDS force is called

• Thrust

• Drag

• Lift

• Gravity

Multiple Choice

The DOWNWARDS force is called

• Thrust

• Drag

• Lift

• Gravity

Multiple Choice

The UPWARDS force is called

• Thrust

• Drag

• Lift

• Gravity

Multiple Choice

In order to move forward, you must have more  thrust than _______ to fly.

• Thrust
• Lift
• Drag
• Gravity

Multiple Choice

What does this image represent?

• Lift
• Bernoulli's Principle
• Oxidation
• Drag

Multiple Choice

Faster moving air has

• more pressure

• less pressure

• no pressure

Multiple Choice

The air on TOP of an airfoil design moves:

• slower

• faster

Multiple Choice

Slower moving air has

• less pressure

• more pressure

• no pressure

Multiple Choice

The air BELOW an airfoil design moves:

• faster

• slower

• not at all

Multiple Choice

What is it called when you design an aircraft in a way in which it reduces drag?

• Aerodynamic
• Streamlined
• Steamlined
• Aerostreamed

Multiple Choice

How might a cyclist streamline their body?

• Wear jeans
• Stand up while peddling
• Wear a special helmet
• Add a parachute

Multiple Choice

How might a swimmer streamline their body?

• Shave their body hair
• Wear tight fitting swimsuits
• Wear a swim cap
• All of the above

Multiple Choice

What do parachutes rely on to fall to the ground more slowly?

• Lift
• Drag
• Thrust
• Lift

Multiple Choice

Light bones, light body weight, streamlined shape and large wings.
These are examples of:______________

• Adaptations
• Adoptions
• Streamline
• Variables

Multiple Choice

The air ______ a wing tends to move faster than the air below it.

• Above
• Below
• Beside
• Inside

Multiple Choice

Theory 3 - The faster air moves, the lower the ________. 

• Speed
• Density
• Compression
• Pressure