Balanced and unbalanced forces

Front

What is a force?

Back

A force is a push or pull that can change the motion of an object.

Front

What are balanced forces?

Back

Balanced forces are equal in size and opposite in direction, causing no change in motion.

Front

What are unbalanced forces?

Back

Unbalanced forces are not equal, causing a change in motion of an object.

Front

What happens when you push a ball with more force?

Back

The ball will move faster.

Front

What force keeps objects from sliding?

Back

Friction is the force that keeps objects from sliding.

Front

What happens when two groups push a box with different forces?

Back

The box will move in the direction of the greater force.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward each other, like the Earth pulling us down.

Front

What does it mean when forces are equal?

Back

It means the object will not move because the forces are balanced.

Front

What is an example of unbalanced forces?

Back

If one person pushes a box to the right and another person pushes it to the left with less force, the box will move to the right.

Front

What happens to a ball rolling when a force pushes it in the same direction?

Back

The ball moves faster in the same direction.