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Check your knowledge! Take our fun quiz for the How Air Moves Section of the Tennis Chapter of our textbook! Follow the instructions and then click on the "Check it!" button for each question.

Intermediate Activities: How Air Moves

1.	Aerodynamics is the study of the motions and forces of gases on an object. (Check the correct answer.)
	True False

2.	Sports equipment like our tennis ball travels at "subsonic speeds" meaning less than the speed of sound. (Check the correct answer.)
	True False

3.	When a fluid moves over or through an object, it gives small pushes on the surface of the object. (Check the correct answer.)
	True False

4.	Air pressure decreases as altitude increases; pressure also decreases when the speed of the fluid (air, water) increases. (Check the correct answer.)
	True False

5.	When the temperature of a fluid increases, so does the pressure. (Check the correct answer.)
	True False

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