Energy Test Review

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A pot can be heated when it is held over a fire. In the same way, the Earth is heated by the Sun. This is an example of which type of heat transfer?

When it becomes part of an electrical circuit, which of the following items has the ability to transform electricity into sound?

The lightbulbs in our classroom turn on by the flick of a switch. Which of the following explains why this happens?

Plants use photosynthesis to create their own food. This involves which of the following energy transformations?

According to the Law of Conservation of Energy, in all energy transformations, the total amount of energy

The water inside of a pot can be heated to a boil as the particles of water move around throughout the pot. This is an example of which type of heat transfer?

The purpose of a simple electric motor is to transform electrical energy into

The temperature inside a room is about 20 degrees Celsius; however, it is snowing outside. People inside the room are able to stay warm because they have transformed electrical energy into