Air & Aerodynamics p.4 Properties of Air

Air is (Check all which apply)

• An invisible gas which surrounds the earth

• is mixture of mostly Oxygen and Nitrogen

• It is a fluid gas which flows

• It has no weight or mass

Air particles have a lot of space between them so they can be squeezed together matches with which property?

• Air takes up space

• Air has weight / mass

• Air is effected by heat

• Air can be compressed

Air excerpts the same amount of force in all directions on an object.

• Air takes up space

• Air exerts pressure

• Air is effected by heat

• Air can be compressed

Blowing up the balloon makes the balloon expand

• Air takes up space

• Air exerts pressure

• Air is effected by heat

• Air can be compressed

An empty balloon weighs less than a blown balloon.

• Air takes up space

• Air exerts pressure

• Air has weight / mass

• Air can be compressed

The higher you are, the lower the air pressure. Climbers need oxygen tanks on tall mountains.

• Air takes up space

• Air exerts pressure

• Air has weight / mass

• Air is affected by altitude

Air is comprised of

• 78% Oxygen

  21% Nitrogen

• 21% Carbon Dioxide

  78% Oxygen

• 21% Oxygen

  78 % Nitrogen

• 100% Oxygen

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I understand the properties of air

• Really Well

• Good

• little

• I need to learn more

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One thing I learned about Air is

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