Energy transformation practice

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What is needed in order for cellular phones, flashlights, and radios to be used?

Batteries

Electrical energy produced by a battery is transformed from...........

Chemical Energy

What energy transformation do batteries perform?

Chemical to electrical

What kind of energy transformation takes place in a electrical circuit containing a battery and a light bulb?

Chemical to electrical to light.

What type of energy transfer occurs in a simple electric motor?

Electric energy changes into mechanical energy.

What type of energy transformation occurs in an electric motor?

Electric energy changes into mechanical energy.

Chemical energy can be transformed into mechanical energy in a fan. chemical energy in a battery to ___________________ to mechanical energy in a fan. what type of energy is missing?

Electrical Energy

What energy transformations happen in a light bulb?

Electrical energy to light energy and heat energy.

When you turn on a radio, what is one energy change that happens?

Electrical energy to sound energy.

What energy transformation occurs in a electrical hair dryer?

Electrical energy turns into heat and sound energy

What best describes the energy transformation in CD player?

Electrical energy turns into kinetic energy and sound energy.

What energy change happens inside a lamp?

Electrical energy turns into light energy

Marcos has a new toy. When he plugs it in and turns it on, a marble is carried up to the top of the slide. At the the top, the marble is released and it goes down the slide. what kind of energy transformation occurs in this toy.

Electrical energy turns into potential energy into kinetic energy.

When you plug a radio into the wall, what energy change happens?

Electrical energy turns into sound energy.

What type of energy transformation occurs in a toaster?

Electrical to heat.

What type of energy change happens when a fan is connected to an electrical circuit?

Electrical to mechanical

As electrical energy flows into a light bulb, some of that energy is converted into light energy, which we see as light. What other type of energy is produced by the light bulb?

Heat Energy

What types of energy are produced when a lamp is connected to an electric circuit?

Heat and light.

When someone presses the doorbell at your front door, a closed circuit is created, and several and the doorbell rings. There are several energy transformations that take place. What are they?

Mechanical energy to electrical energy to sound energy.

To produce mechanical motion in a electrical circuit, you should add.....

A fan

What are changes between forms of energy called?

Transformations


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