Force and Energy Unit Review

What does kinetic energy mean?

• energy of a moving object

• increasing energy

• energy that is stored in an object

• decreasing energy

Another name for stored energy is potential energy

• True

• False

What happens to the acceleration of an object if the force on the object is increased?

• it increases

• it descrease

• it does not change

What type of energy is being used when a bike travels on a flat sidewalk?

• chemical energy

• kinetic energy

• sound energy

• potential energy

The amount of kinetic energy an object has is related to its mass and speed/velocity

• True

• False

A moving object will not stop unless it is acted upon by what type of force?

• Balanced forces

• Unbalanced forces

If two people are pulling on a rope and it doesn't move. This is an example of

• friction

• acceleration

• unbalnced forces

• balanced forces

If an elevator is accelarating upward that means there are balanced forces acting on it.

• True

• False

Velocity is measured using _________ and direction of an object

• speed

• force

• inertia

A cheetah that is accelerating is ____________

• staying still

• maintaining speed

• decreasing it's weight

• slowing down