Understanding Forces in Motion

Front

Maria pushes a box at constant speed. What can be said about the forces on the box?

Back

The forces are balanced.

Front

James rides his bicycle on a flat road and applies the brakes, slowing down. What force stops the bicycle?

Back

Frictional force

Front

A car parked on a hill has gravitational force balanced by friction. What can we conclude about its state?

Back

It is at rest.

Front

Forces acting on a kicked soccer ball:

Back

Gravitational force and air resistance

Front

Forces acting on a stationary heavy box:

Back

Gravitational and applied forces.

Front

Force responsible for a car's acceleration?

Back

Applied force

Front

Two people pull a rope with equal force.

Back

Forces are balanced.

Front

Forces acting on a skateboarder moving down a ramp:

Back

Gravitational force and normal force

Front

A balloon flies upward. What force acts on it?

Back

Buoyant force

Front

Forces on a train moving at constant speed on a straight track:

Back

Forces are balanced.