Lift

When lift force is greater than the weight force, the plane will accelerate...

• Upwards

• Downwards

• Forward (Left)

• Backwards (Right)

Tags

NGSS.MS-PS2-2

The aeroplane is flying level at constant altitude. Which two forces must be the same?

• Thrust and Drag

• Thrust and Lift

• Lift and Weight

• Weight and Drag

The aerofoil shape of a plane's wing uses the...

• Doppler Effect

• Mass Effect

• Bernoulli Effect

• Ground Effect

The hot air in the balloon floats above the cool air in the room because it is...

• More dense

• Less dense

• Lighter

• Heavier

Upward force acting on wings when air is moved downward.

• Drag

• Lift

• Pitch

• Thrust

• Weight

When an aircraft reaches level flight, lift and weight must be EQUAL.

• TRUE

• FALSE

• BOTH

• Niether

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is an airfoil designed to do?

• Create thrust

• Create lift

• Part clouds to ensure safe travel

• Push birds out of the way.

In order for the plane to take off, ​ (a)   ​ must be greater than ​ (b)   .

• Lift and Thrust

• Weight and Drag

• Thrust and Drag

• Lift and Weight

• Drag and Weight

• Lift and Drag

Airfoils attached to each side of the fuselage. Maximize lift.

• Landing gear

• Horizontal Stabilizers

• Vertical Stabilizers

• Wings

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

This balloon was flying level at constant altitude, then these forces were applied. What happens next?

• The balloon rises

• The balloon continues at constant altitude

• The balloon falls

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4