Force and Motion Review 8th grade

Front

What type of force is described when a car is traveling at a constant speed?

Back

Balanced force.

Front

Why do we say a car is accelerating when it slows down to go around a corner?

Back

Because it is changing direction.

Front

What is velocity?

Back

Velocity is speed with direction.

Front

What type of energy is demonstrated when a quarterback throws a football?

Back

Kinetic energy.

Front

What is speed?

Back

Speed is the change in distance in a given time.

Front

What is the difference between speed and velocity?

Back

Speed is how fast something is moving, while velocity includes direction.

Front

What is an example of an unbalanced force?

Back

A car accelerating or decelerating.

Front

What happens to an object in motion if no net force acts on it?

Back

It continues to move at a constant velocity.

Front

What is inertia?

Back

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

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.