Forces and Motion

Front

What is gravity?

Back

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

Front

What is motion?

Back

Motion is the change in an object's position over time.

Front

What causes a change in an object's motion?

Back

A change in an object's motion is always caused by a force.

Front

What is kinetic energy?

Back

Kinetic energy is the energy that an object has due to its motion.

Front

What is friction?

Back

Friction is the force that resists motion between two objects that are touching.

Front

What is a force?

Back

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

Front

What is an unbalanced force?

Back

An unbalanced force is when two forces acting on an object are not equal, causing the object to move.

Front

What is potential energy?

Back

Potential energy is the stored energy in an object due to its position or state.

Front

What is acceleration?

Back

Acceleration is the rate at which an object changes its velocity.

Front

What is velocity?

Back

Velocity is the speed of an object in a specific direction.