"Energy Everywhere" PPT

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"Energy Everywhere" PPT

Part One: Discussion of Problems

Group discussion: Have you encountered any other examples in life where the movement of objects requires energy?

Summary: Energy is the source of all activities. Although you can't see it, it's all around us.

As long as anything moves, heats, cools, grows, changes, emits light, or makes sound, there is energy at work in it.

Ubiquitous energy PPT, part 2: Classification of energy

What is chemical energy?

It is the energy produced when objects undergo chemical reactions, generally producing heat and other forms of energy, such as the combustion of gasoline and coal.

What is mechanical energy?

Simply put, mechanical energy is the energy generated by the movement of objects

What is electromagnetic energy?

It is the energy generated by the electromagnetic field

Ubiquitous energy PPT, part 3: Find the energy around us:

What kind of energy do you know in life? Look for what energies you know around us and see who finds the most.

Ask the students to classify the energy they found by energy form.

Summarize:

Energy can make objects move; energy has many forms, sound, light, electricity, and heat are all forms of energy; energy is also stored in food and fuel.

Ubiquitous energy PPT, Part 4: Consolidation exercises

Suitable design

1. Multiple choice questions.

1. Which of the following energy conversion forms is wrong ( )

A. Light up the desk lamp: The desk lamp converts electrical energy into light energy

B. Rub your hands: the chemical energy in the human body is converted into sound energy and heat energy

C. Plant photosynthesis: converting the sun’s light energy into heat energy

D. Burn a peanut and heat the water: the chemical energy of the peanut is converted into light energy and thermal energy of the water

2. The following ( ) is the conversion of electrical energy into electromagnetic energy.

A. Light the desk lamp B. Battery C. Phone D. Electric heater

3. List the mutual transformation phenomena of energy in our lives.

Keywords: Qingdao version fifth grade science PPT courseware for the second volume free download, Ubiquitous energy PPT download, .PPT format;

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

"Energy Everywhere" PPT courseware:

"Energy Everywhere" PPT Courseware Part One: Questions and Conclusions The ability to make objects work or move is called energy. Question 1: Are light, heat and sound energy? (1) Energy can make objects move! (Criteria for judging energy) (2) Heat..

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Update Time: 2024-09-15

This template belongs to science courseware Qingdao Edition Fifth Grade Science Volume 2 industry PPT template

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