Lift and Drag

These two forces need to overcome their opposite force in order for an aircraft to fly.

• Drag & Weight
• Thrust & Weight
• Lift & Drag
• Lift & Thrust

Whose Principle is used to describe why flight is possible?

• Newton
• Descartes
• Bernoulli
• Pascal

Faster air movement over an airfoil creates  _________ pressure, which in turn allows lift.

• Higher
• Lower

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

Tags

NGSS.MS-PS1-2

What does this image represent?

• Lift
• Bernoulli's Principle
• Oxidation
• Drag

Theory 2 - Air is _____ and capable of being compressed. 

• Fluid
• Wet
• Pressurized
• Flowing

Tags

NGSS.MS-ESS2-5

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

• Above
• Below
• Beside
• Inside

Why do we need to inflate our tires in the winter and let air out in the summer?

• Because in the winter cold air makes them deflate, and in the summer hot air makes them inflate. 
• Because in the winter cold air makes them inflate, and in the summer hot air makes them deflate. 

Tags

NGSS.MS-PS1-4

When an airplane is taking off, lift is _______ than gravity.

• greater than

• less than

• the same as

These provide lift for an aircraft. What are they?

• wings

• engines

• fuselages

• forces

Tags

NGSS.MS-ETS1-1