Roller Coaster Physics

Friction is a force that acts in an ___________ direction of movement.

• similar
• opposite
• parallel
• west

Which of the following is an example of friction that is helpful?

• Brakes used on a bike
• Tires from a car on the road
• Tread on the bottom of your shoes
• All are examples that are helpful

A ______ is a push or a pull acting upon an object

• Acceleration
• force
• friction
• energy

The tendency of matter to resist a change in motion is...

• inertia/Newton's 1st Law

• gravity

• velocity

• kinetic energy

The scientific law that states "for every action there is an equal and opposite reaction."

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Newton's 4th Law

The force that happens when two surfaces rub against each other (and it opposes motion)

• kinetic energy

• rolling friction

• gravitational potential energy

The scientific law that "acceleration depends on the net force acting on the object and on the object's mass."

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Newton's 4th Law

The distance an object travels in a certain period of time, without regard to direction, is ...

• motion

• velocity

• speed

• acceleration

The force that pulls objects toward each other (depends on the objects' mass and distance from each other) is ...

• kinetic energy

• velocity

• gravity

A change in velocity

• motion

• acceleration

• potential energy

• friction