"Electricity and Energy" Energy PPT Courseware

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"Electricity and Energy" Energy PPT Courseware

The energy possessed by electricity is called electrical energy

What other forms does energy take, and what can this energy do?

Heat energy, light energy, sound energy...

What objects "quietly" store energy?

Energy is also stored in fuel, food and some chemicals, called chemical energy (bioenergy)

Where does the energy for body movement come from?

Moving objects also have energy, called kinetic energy (mechanical energy)

Energy conservation law

Energy is neither destroyed nor created, it is only transformed from one form to another, or transferred from one object to another. The total amount of energy remains the same.

judge

1. We live in a world of energy every day and everything we do is related to energy. ( )

2. Some objects do not require energy to work. ( )

3. The electromagnet has no north and south poles. ( )

4. Energy can be converted. The crane converts electrical energy into mechanical energy ( )

5. The energy possessed by objects related to motion is called mechanical energy. ( )

1. Laser can drill holes or cut materials like electric drills and knives. Explain laser ( ).

A. With energy B. Very hard C. Sharp

2. Which of the following objects has mechanical energy ( ).

A. Food B. Electricity C. Running water

3. The energy output form of the battery in the flashlight is ( ) when used.

A. Chemical energy B. Electrical energy C. Light energy

4. Energy can be converted into each other. A hand-cranked generator is ( ).

A. Convert thermal energy into electrical energy B. Convert electrical energy into thermal energy

C. Convert mechanical energy into electrical energy

1. Wind, running water, electricity, and gasoline all have energy. Wind and running water have ____ energy, electricity has ____ energy, and gasoline has ____ energy.

2. There are many forms of energy. ____, ____, ____, ____, etc. are all forms of energy. Energy is also stored in ____ and ____.

3. All electrical appliances are ____ converters, capable of converting input ____ into other forms of energy.

4. What the electric light does for us is ____, and the energy it outputs is ____ and ____.

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For more information about the "Energy, Electricity and Energy" PPT courseware, please click on the Energy PPT Electricity and Energy PPT tab.

"Electricity and Energy" Energy PPT download:

"Electricity and Energy" Energy PPT download Part 1: Introduction of new lessons Why can a small electric fan spin when you turn on the switch? Electrical appliances can only work with electricity. The power of electricity is really great. We call the energy possessed by electricity electrical energy. Today I..

"Electricity and Energy" Energy PPT:

"Electricity and Energy" Energy PPT Part One Content: Situation Introduction Different household appliances can do different things. Electric fans are used to cool down and circulate the air. TVs transmit active images and audio signals. Electric kettles heat cold water... . .. ... ..

"Electricity and Energy" Energy PPT Courseware 4:

"Electricity and Energy" Energy PPT Courseware 4 Using Electrical Appliances With electricity, you can perform various tasks, perform various sports, or emit light, sound, and heat. We call the energy that electricity possesses electrical energy. There are other forms of energy, such as heat energy, light energy, and sound energy. These energies can...

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Update Time: 2024-10-20

This template belongs to science courseware Science Edition for Sixth Grade Science Volume 1 industry PPT template

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