Forces on an Airplane

What are the four forces that act on an airplane in flight?

• Lift, Weight, Thrust, Drag

• Lift, Gravity, Speed, Friction

• Thrust, Gravity, Speed, Lift

• Drag, Speed, Weight, Gravity

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What is the direction of the force called "Weight" on an airplane?

• Upward

• Toward the center of the Earth

• Forward

• Backward

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What does the term "aero" in aerodynamic force stand for?

• Water

• Air

• Earth

• Fire

How is lift directed in relation to the flight direction?

• Parallel

• Perpendicular

• Opposite

• Same

What is the center of pressure in an aircraft?

• The point where the weight is distributed

• The point where the lift is generated

• The point where the drag is minimized

• The point where the thrust is maximized

What force opposes the motion of an aircraft through the air?

• Lift

• Thrust

• Drag

• Gravity

Which law explains the action and reaction of jet engines?

• Newton’s First Law of Motion

• Newton’s Second Law of Motion

• Newton’s Third Law of Motion

• Newton’s Law of Universal Gravitation

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What is the primary job of an aircraft engine?

• To lift the airplane

• To overcome drag

• To reduce weight

• To increase lift

What is mass a measure of?

• The effect of gravity on an object

• The quantity of matter in an object

• The weight of an object

• The volume of an object

What does weight measure?

• The amount of space an object takes up

• The quantity of matter in an object

• The effect of gravity on an object

• The color of an object

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