ENERGY EXISTS IN DIFFERENT FORMS

ELECTRICAL ENERGY

TURN IT ON, TURN IT OFF!

• The electricity in our home and school is electrical energy.
• It powers our appliances.
• It makes our lights glow.
• It makes our computers work.
• It turns the television on.

STATIC ELECTRICITY

• Static electricity is another form of electrical energy.
• This is what gives you shock when you touch metal or another person.
• Lightning is also static electricity.

LIGHT ENERGY

LIGHTS, CAMERA, ACTION!

SOUND ENERGY

SOUND

• When you talk, your vocal cords vibrate.
• The strings on a guitar vibrate when plucked.
• A drum head vibrates when it is hit.

THERMAL ENERGY

• Lots of heat energy comes from the sun.
• Temperature is the measure of heat energy.
• Heat energy from a fire place warms a room.

MECHANICAL ENERGY

HOW DO THEY WORK TOGETHER?

Electrical energy can produce other forms of energy.

In a television, electric energy produces light, heat, and sound