Forces of Motion

Front

What is the definition of motion?

Back

Motion is the change in position of an object.

Front

What causes a bicycle to slow down when its brakes are applied?

Back

The brakes cause frictional forces on the wheels of the bicycle.

Front

What type of forces are represented when two girls are pushing against each other with equal strength?

Back

Balanced forces.

Front

What is a force?

Back

A push or pull that causes an object to move.

Front

What is work in the context of physics?

Back

Using force to move an object from one place to another.

Front

What is the relationship between force and motion?

Back

Force is required to change the motion of an object.

Front

What is friction?

Back

Friction is a force that opposes the motion of an object.

Front

What are unbalanced forces?

Back

Unbalanced forces are forces that cause an object to accelerate or change its motion.

Front

How does mass affect the motion of an object?

Back

The greater the mass of an object, the more force is required to change its motion.

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.