Mechanical Energy Study Guide

A force that pulls things to the ground

• friction

• gravity

• air resistance

a force that slows something down when two surfaces rub together

• friction

• word

• speed

The force of air pushing against something

• weight

• word

• air resistance

a push or a pull

• force

• weight

• gravity

when a force is applied to an object

• speed

• friction

• work

a machine that will make work easier

• force

• speed

• simple machine

how much gravitational pull an object has on Earth

• gravity

• weight

• force

how fast an object is moving

• speed

• force

• gravity

moving energy

• potential energy

• kinetic energy

stored energy

• kinetic energy

• potential energy