Forms of Energy

Forms of energy

2

What is energy?

Energy is the ability to do work or
cause change and that change
can take multiple forms

Energy can be
transformed from one
form to another to do
work. Work, in a scientific
sense, is defined as a
force acting upon an
object, causing that object
to move in the direction of
the force

Mechanical Energy

Energy of moving parts

Examples:
Riding a bike
Sharpening a pencil

Multiple Choice

Which of the following is an example of mechanical energy?

• Music playing on the radio

• The sun shining

• Playing a guitar

• Light coming from a lightbulb

Multiple Select

Which of the following are examples of mechanical energy? Select all that apply

• Kicking a soccer ball

• Riding a skateboard

• A fan

• Music playing from headphones

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4

Electrical Energy

Electrical energy is caused by moving electric
charges. Objects that are plugged into
electrical sockets use electrical energy.

Examples:
Alarm clock
Fan

Multiple Choice

Which of the following is an example of electrical energy?

• Vacuum

• Fire

• Playing the drums

• Riding a skateboard

Multiple Select

Which of the following are examples of electrical energy? Select all that apply

• Car

• Light bulb

• Blender

• Sun

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5

Light Energy

Light energy travels in waves in a straight
line through empty spaces.

Examples:
Flashlight
Lightbulb
Candle
Sun

Multiple Choice

Which of the following is an example of light energy?

• Electric guitar

• Table

• Stoplight

• Cereal

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6

Thermal Energy

Thermal energy can be felt as heat.

Examples:
Heater
Stove
Microwave
Fire

Multiple Choice

Which of the following is an example of thermal energy?

• Rain

• Iron

• Vacuum

• Riding a skateboard

Multiple Choice

What type of energy makes water boil?

• Sound

• Mechanical

• Light

• Heat

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7

Sound Energy

Sound energy is energy we can hear that
travels in waves.

Examples:
Drum
Guitar
Ipods

Multiple Select

Which of the following are examples of sound energy? Choose all that apply

• Instrument

• Blender

• Alarm clock

• Television

Energy cannot be created or destroyed!

8

Categorize

Options (8)

instrument

Turning a doorknob

Hammering a nail

Sun

Lamp

Heater

Doorbell

Iron

Organize these options into the right categories:

Sound

Light

Thermal

Mechanical