The Laws of Motion
Energy
Simple Machines
Forces and Fluids
100

The force that resists the motion of two surfaces that are touching.

What is friction?

100

Stored Energy.

What is potential energy?

100

The transfer of energy that occurs when force is applied over a distance.

What is work?

100

The ratio of weight of all the air above you to your surface area.

What is atmospheric pressure?

200

An object in motion stays in motion and an object at rest, stays at rest unless acted upon by an outside force. 

What is Newton's First Law of Motion?

200

Energy in Motion.

What is kinetic energy?

200

A machine that does work using only one movement.

What is a simple machine?

200

A substance that can flow and take the shape of it's container.

What is a fluid?

300

For every action there is an equal and opposite reaction.

What is Newton's Third Law of Motion.

300

An energy resource that is available in limited amounts or that is used faster than it is replaced in nature.

What is a nonrenewable energy?

300

An axle attached to the center of a wheel and both rotate together.

What is wheel and axle?

300

An upward force applied by a fluid.

What is buoyant force?

400

The tendency of an object to resist a change in motion.

What is inertia?

400

Energy can be transferred from one form into another, but never created or destroyed.

What is the Law of Conservation of Energy?

400

A flat, sloped surface.

What is an inclined plane.

400

A force that opposes the motion of an object through a fluid.

What is drag force?

500

Forced that cause an object to move.

What are unbalanced forces.

500

The three types of potential energy.

What are gravitational, chemical and elastic?

500

A simple machine that is a grooved wheel with a rope or cable wrapped around it.

What is a pulley?

500
When pressure is applied in a closed area, the pressure increases by the same amount everywhere in the container.

What is Pascal's principle?

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