Forces and Motion Quiz

What is a force?

• A type of motion

• A change in speed

• A push or pull

• A change in direction

What is the force that slows down moving objects?

• Thrust

• Friction

• Gravity

• Lift

What is the force that pulls all objects toward each other?

• Gravity

• Lift

• Friction

• Thrust

What is the force that acts when two surfaces rub together?

• Gravity

• Lift

• Friction

• Thrust

What force is caused by the air as a plane moves through it?

• Lift

• Drag

• Thrust

• Friction

What force keeps an object immersed in water afloat?

• Gravity

• Friction

• Buoyancy

• Thrust

What force is responsible for keeping an airplane in the air?

• Thrust

• Friction

• Gravity

• Lift

What force changes the direction of motion of a spacecraft in orbit around Earth?

• Gravity

• Friction

• Lift

• Thrust

What are some other land, water, air, and space transportation systems?

• Cars, boats, airplanes, rockets

• Trains, submarines, helicopters, satellites

• Buses, yachts, gliders, space shuttles

• Bicycles, ships, hot air balloons, shuttles

Suppose you were asked to design stairs. What type of material would be good to use?

• Rubber

• Metal

• Glass

• Wood