Unit 4

Formulas

100

What is the formula for Kinetic Energy?

KE=1/2(mv²)

200

What is the formula for Work?

j=n(m)

300

What is the GPE formula?

GPE=kg(m)(9.8m/s²)

Potential Energy

100

What is potential energy?

 Stored energy that depends upon the relative position of various parts of a system

200

What is an example of potential energy?

a car at the top of a hill.

Kinetic Energy

100

What is kinetic energy?

a property of a moving object or particle and depends not only on its motion but also on its mass.

200

What is an example of kinetic energy?

              a roller coaster going down the track

                                     or

                      a car at the top of the hill

A roller coaster going down the track

Conversions

100

How many seconds are in a minute?

1min=60sec

200

How many cm are in one meter?

1 meter=100cm

300

How many feet are in one mile?

1mile=5280ft

400

What is the conversion for ft to meters?

1 meter=3.28ft

500

what is gravitational energy conversion

g=9.8 m/s²