Types of Energy-Energy Transfer

For a flashlight to turn on, chemical energy from the batteries changes to electrical energy that flows to the lightbulb. The lightbulb changes electrical energy into light energy. What is this an example of?

• energy transformation

• energy exchange

• energy being created

• energy being destroyed

A child hitting a drum creates vibrations that produce __ .

• Electrical Energy

• Sound Energy

• Thermal Energy

• Nuclear Energy

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Energy is transferred from the Sun to Earth though_______ and______ energy.

Select 2 Answers

• sound

• heat

• electrical

• light

Which best describes how energy changes in a toaster.

• chemical to thermal

• electrical to light

• electrical to thermal(heat)

• electrical to chemical

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Electrical energy is transferred when an iron is plugged into an outlet. What type of energy does the electrical energy become?

• sound energy

• thermal or heat energy

• electrical energy

• chemical energy

Thermal energy is____.

• the external energy of an object due to its exposure to the Sun

• the external energy of an object due to its potential energy

• the internal energy of an object due to the kinetic energy of its particles

• the internal energy of an object due to the stored energy of its particles

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When a person plucks the string on a guitar, __ energy is transferred.

• electrical

• sound

• chemical

• thermal

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Which statement is true?

• A lamp changes heat energy to electrical energy.

• A lamp changes light energy to electrical energy.

• A lamp changes electrical energy to light and heat energy.

• You cannot change energy from one form to another.

Nuclear reactions in the Sun release __.

• energy
• heat
• light
• radiation

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Frank placed a metal spoon in a glass bowl of hot soup. He then went back to get crackers. When he touched the spoon he was surprised to find that it was hot. Frank knew that the spoon was not hot when he put it in the soup. Which sentence best explains how this happened?

• The radiation from the microwave bounced onto the spoon.

• Spoons begin heating up when they are placed into liquids.

• Thermal energy is transferred from the soup to the spoon.

• Electric is created when metals and glasses combine with one another.

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