CC Practice (Aerospace)

Rising columns of air are called ________.

• thermals

• vents

• gravity

• relative wind

Which aircraft were the first that had directional control?

• gliders

• helicopters

• hot air balloons

• jets

The upper surface of an airplane's wing has more curvature or ________ than the surface under the wing.

• suction

• density

• chord

• camber

Air flow over the top of a wing in flight travels ________ than the air flow beneath the wing.

• slower

• more evenly

• faster

• none of the above

Rotation around the longitudinal axis is called ________.

• pitch

• yaw

• dynamic force

• roll

The nose right, nose left motion is called ________.

• roll

• drag

• pitch

• yaw

In a hot air balloon, directional control is ________.

• easy

• common

• minimal

• accurate

The science of flight of air in motion is called ________.

• electronics

• physics

• aeronautics

• astronautics

Bernoulli found that the pressure of a fluid, like air, ________ when it is accelerated.

• rises

• remains the same

• circulates

• drops

Which of the four forces of flight is artificial because it takes a mechanical device, like an engine and propeller, to generate it?

• thrust

• rotation

• drag

• gravity