Basic Concepts of Force

Front

What is a force?

Back

A force is a push or a pull that can cause an object to move, stop, or change direction.

Front

What is energy transfer?

Back

Energy transfer is the movement of energy from one object or material to another or from one form to another.

Front

What are balanced forces?

Back

Balanced forces are forces that are equal in size but opposite in direction, resulting in no change in motion.

Front

What are unbalanced forces?

Back

Unbalanced forces are forces that are not equal and can cause an object to start moving, stop moving, or change direction.

Front

What happens to an object at rest when forces are balanced?

Back

An object at rest will remain at rest when the forces acting upon it are balanced.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, such as the force that pulls us toward the Earth.

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is an example of a pushing force?

Back

Pushing a shopping cart forward is an example of a pushing force.

Front

What is an example of a pulling force?

Back

Pulling a rope is an example of a pulling force.

Front

How do forces affect motion?

Back

Forces can change the speed or direction of an object's motion.