Energy Transformations

Front

Energy transformations occur when...

Back

energy changes from one form to another

Front

Which energy transformation occurs when a lamp plugged into a wall socket functions correctly? Options: 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

Which of the following devices transforms electrical energy into mechanical energy?

Back

a fan

Front

A television works by transforming electrical energy into what other kinds of energy?

Back

Light, thermal, and sound

Front

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

What is produced during ALL energy transformations?

Back

Thermal (Heat) Energy

Front

Energy conversion in a hydroelectric dam: Mechanical to Electrical, Electrical to Mechanical to Thermal, Potential to Kinetic to Electrical, Kinetic to Mechanical to Electrical

Back

Potential to Kinetic to Electrical