Gliders Research

According to Newton's First Law of Motion, an object will remain still or move in a uniform motion unless it is affected by:

• Acceleration

• Friction

• Momentum

• Gravity

Which equation represents Newton's Second Law of Motion?

• F = mV

• F = mv

• F = m/t

• F = ma

What is the principle that explains the movement of a fluid, such as air, causing a drop in pressure?

• Archimedes' Principle

• Pascal's Principle

• Newton's Principle

• Bernoulli's Principle

Which force opposes weight and holds a glider in the air?

• Gravity

• Drag

• Lift

• Thrust

What is the condition for an airplane to rise?

• Weight force must be greater than lift force

• Lift force must be greater than weight force

• Thrust force must be greater than drag force

• Drag force must be greater than thrust force

Which stability characteristic of an airplane refers to its tendency to remain in straight, level, upright flight?

• Lateral stability

• Longitudinal stability

• Pitch stability

• Directional stability

What is the force that is equal to the change in momentum per change in time?

• Thrust

• Lift

• Weight

• Force

What is the force that moves an airplane down a runway or through the air?

• Weight

• Lift

• Thrust

• Drag

Which axis of stability refers to the disturbance of an airplane's flight path in the roll direction?

• Lateral axis

• Yaw axis

• Pitch axis

• Roll axis

What is the combined mass of all the components that make up a glider, multiplied by the gravitational pull from Earth?

• Thrust

• Weight

• Drag

• Lift