Energy Transformations

Front

Energy transformation in a functioning lamp plugged into a wall socket: Chemical to light, Electrical to chemical, Electrical to light, Chemical to electrical

Back

Electrical to light

Front

Which of the following shows an energy transformation from chemical energy to electrical to light energy? Options: A bolt of lightning lights the night sky, A candle glows brightly in the dark, A fire in a fireplace lights up a room, A battery causes a flashlight to shine.

Back

A battery causes a flashlight to shine.

Front

What energy transformations take place when a battery-operated radio is in use?

Back

Chemical to electrical to sound

Front

Energy transformations when a student rapidly rubs palms together?

Back

chemical to mechanical to thermal

Front

Which of the following devices transforms electrical energy into mechanical energy? An e-reader, a fan, a manual pencil sharpener, ipod

Back

a fan

Front

A television works by transforming electrical energy into what other kinds of energy? Options: Light, thermal, and sound; Thermal, chemical, and solar; Sound, mechanical, and electrical; Light, chemical, and mechanical

Back

Light, thermal, and sound

Front

Correct order of energy transformations when green plants produce food from the Sun’s energy?

Back

light to chemical

Front

The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT — Options: solar, light, thermal, mechanical

Back

solar

Front

Which energy conversion is taking place when you put gasoline in a car?

Back

chemical -> mechanical

Front

Energy transformations occur when...

Back

energy changes from one form to another