Unbalanced and Balanced Forces

What does a net force greater than zero indicate about the forces on an object?

• The forces are balanced

• The forces are unbalanced

• The object is at rest

• The object is moving at constant speed

What is necessary to cause a non-moving object to start moving?

• Balanced forces

• Unbalanced forces

• No forces

• Gravitational force

In a soccer game, what happens to the ball when a player exerts an unbalanced force on it?

• The ball stops moving

• The ball moves in a new direction and with a new speed

• The ball moves in the same direction with the same speed

• The ball moves upward

What happens to an object when balanced forces are acting on it?

• The object starts moving

• The object changes direction

• The object remains in its current state of motion

• The object accelerates

Why does a light hanging from the ceiling not move?

• Because of unbalanced forces

• Because of balanced forces

• Because of gravitational force only

• Because of tension force only

What is the effect of removing unbalanced forces from a moving object?

• The object stops immediately

• The object continues to move

• The object changes direction

• The object accelerates

What would happen to a house of cards if an unbalanced force is applied to one of the cards?

• The house of cards would remain stable

• The house of cards would collapse

• The house of cards would move upward

• The house of cards would rotate