Force, Motion and Energy

Front

What is friction?

Back

Friction is a force that happens when two items rub against each other.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward the center of the Earth.

Front

Which magnet poles attract each other?

Back

North and South poles attract each other.

Front

What requires more force to move: a heavy object or a light object?

Back

A heavy object, like a bowling ball, requires more force to move.

Front

What is force?

Back

Force is a push or pull of an object.

Front

What is motion?

Back

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

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What is an example of kinetic energy?

Back

A moving car is an example of kinetic energy.

Front

What is potential energy?

Back

Potential energy is stored energy based on an object's position.

Front

What happens to an object in motion if no forces act on it?

Back

It will continue to move in a straight line at a constant speed.