It's All Energy (energy converters) pg. 14-25

What takes energy in one form and converts it to another?

• light energy

• solar energy

• motion energy

• energy converter

A car is an energy converter that converts chemical energy from gasoline to

(a)  

All electrical devices run on electrical energy and can convert electrical energy into

• light, motion, sound, motion or thermal energy.

• light energy.

• thermal energy.

• sound energy.

Sometimes when energy is converted from one form to another, a little bit of it gets

• energy that is given away.

• converted to another form of energy you don't want.

• used anyway.

• converted to only one type of energy.

Which type of light is the most efficient?

• a projector bulb

• a plain electric light

• an LED light

• a lamp

What makes a light bulb efficient?

• They convert most of the electrical energy into light energy instead of thermal energy.

• It gets really hot to the touch.

• It converts some energy to motion energy.

• Every light bulb you buy at the store today is effecient.

An electrical stove converts electrical energy to

(a)  

What is a small wind turbine used for?

• to gauge the weather

• to convert light energy to electric energy

• to measure the speed of the wind

• to see which way the wind is blowing

What are some examples of source converters?

• generators, wind turbines, solar panels, and different types of power plants

• electric stoves, electric motors and electric fans

• electric stoves

• all electric devices

What type of energy does a solar panel convert light energy into?

• thermal

• sound

• solar

• electrical