Energy Transformation Quiz

In an electric motor, electrical energy is converted into

• mechanical energy

• chemical energy

• thermal energy

• light energy

Coal-powered plants are designed specifically to convert

• electrical energy to heat energy

• chemical energy to electrical energy

• electrical energy to radiant energy

• kinetic energy to potential energy

When a switch to a ceiling fan is turned on, electrical energy is being transformed into

• atomic energy

• potential energy

• chemical energy

• mechanical energy

The picture shows a circuit with a light bulb. When the current powers the light bulb, the light produced is the result of electrical energy being

• increased

• stopped

• absorbed

• transformed

What form of energy is stored in a battery?

• chemical

• sound

• light

• heat

To produce light, the atoms inside a light bulb transform electrical energy into what other kind of energy?

• heat

• chemical

• mechanical

• electromagnetic

Which of these processes is a conversion made by solar panels?

• mechanical energy to nuclear energy

• thermal energy to chemical energy

• kinetic energy to potential energy

• radiant energy to electrical energy

Select the word that correctly completes the sentence. A fan has a motor that converts electrical energy into energy, observed as the motion of the blades.

• mechanical

• thermal

• electrical

• potential

What form of energy is stored in a battery?

• chemical

• sound

• light

• heat

A student examines a new watch design. The watch has a small solar cell on its face. The main function of the solar cell is to

• reduce the cost of the watch

• provide an energy source for the watch

• make the watch more attractive

• stop the watch from speeding up