Energy Transformations
Energy Grab-bag
Potential and Kinetic
Types of Energy
Definitions
100
Provide an example of CHEMICAL ENERGY -> HEAT ENERGY + LIGHT ENERGY
Burning a candle...
100

The units for Energy

Joule

100

Stored or saved energy is called?

Potential energy.

100

this type of energy increases the higher up you go.

Gravitational (potential) energy.

100
Energy is defined as _________.
The ability to do work.
200
Using a hot plate to boil water is an example of ______ energy turning to _______ energy.
Electrical energy -> heat energy
200
Metal is a good CONDUCTOR or INSULATOR of heat
Good conductor.
200

the energy of motion?

Kinetic energy.

200
The energy in batteries is stored as this form of energy
Chemical energy.
200

Energy that can be heard due to vibrations.

Sound

300

What is a Joule?

Unit of energy

300

Give an example of an insulator

plastic, glass, wood, etc.

300
A heavy object on a table has this type of energy.
(Gravitational) potential energy.
300

Potential and Kinetic are forms of this type of energy involving motion.

Mechanical energy.

300

What two variables does Kinetic energy depend on?

Mass and speed (velocity)

KE =1/2massxvelocity2

400

Using a solar-powered calculator involves transforming _________ energy from the sun to _____________ energy and __________ energy

solar energy -> electrical energy -> light energy

400

How does air change as it warms up? (think about the particles)

The motion of the particles increases.

400
A person running down the sidewalk has this type of energy.
(Mechanical) kinetic energy.
400
An atom splitting is this type of energy.
Nuclear energy.
400

What two variables does Potential Energy depend on?

Mass and height

PE = massxgravityxheight

500

A solar panel on the roof of a building used to heat and cool the building.

solar energy -> electrical energy

500

Which type of nuclear energy is released when atoms are broken down/decayed?

Nuclear fission

500
A person that has just jumped from an airplane has this type of energy.
(Gravitational) potential and kinetic energy.
500

The Sun contains many types of energy. Name at least 2 types.

Heat, Solar, Nuclear and Light

500

State the Law of Conservation of Energy.

Energy can be not be created or destroyed.

M
e
n
u