"Energy" Energy and Sustainable Development PPT courseware download

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"Energy" Energy and Sustainable Development PPT courseware download

Part One Content: A Classification Practice of Knowledge Key Points

Knowledge point 1: The history of human energy utilization

1. Any material resource that can provide energy to humans is called ______. In ancient times, humans began to make preliminary applications of energy. ____________ was the earliest technological revolution in energy conversion. The invention of __________ is a new milestone in mankind's use of energy.

2. Energy that can be obtained directly from nature is called primary energy. Energy that must be obtained by consuming primary energy is called secondary energy. Among energy sources such as petroleum, wind energy, natural gas, coal, and electric energy, renewable energy is ________ and secondary energy. Energy is ________.

3． Combustible ice, whose scientific name is "natural gas hydrate", is an efficient, clean energy source with huge reserves. Combustible ice is a ________(optional "primary" or "secondary") energy source.

4. Natural gas has now entered thousands of households, and traditional fuels have also been gradually replaced. When natural gas is burned, chemical energy is essentially converted into ________ energy. Compared with traditional fuels, the advantages of natural gas are ____________ (just write one).

5. The following are primary energy sources: ()

A. Electric energy b. solar energy

C. gasoline d. diesel fuel

Knowledge point 2: Energy trends in the 21st century

6. Regarding the use of energy, which of the following statements is correct ()

A. Extensive use of petroleum products will cause air pollution, so petroleum extraction should be stopped

B． When using nuclear energy for peaceful purposes, special attention must be paid to preventing nuclear leakage to avoid causing environmental pollution.

C. Building barrages and hydropower stations to use water energy to generate electricity has all the benefits and no harm.

D． Natural gas is a clean energy that humans can exploit endlessly

7. Energy has always been one of the issues that countries are concerned about, and the development and utilization of new energy has become one of the important ways for many countries to solve their energy shortage. Scientists invented a device that can control the release of nuclear energy - _______________, which kicked off the use of new energy represented by nuclear energy.

Energy PPT, Part 2: Comprehensive practice of B-law method

8. With the acceleration of urbanization, environmentally friendly, lightweight and comfortable electric bicycles as shown in Figure 22-1-1 are becoming more and more popular among people. Let’s analyze the energy consumed by electric bicycles as ()

A. Wind energy b. Fossil Energy

C. Primary energy D. secondary energy

9. As shown in Figure 22-1-2, please pick the "fruits" on the "Energy Tree" into the corresponding boxes.

Energy PPT, the third part: Practical practice of C high-frequency examination questions

10. 2017·Binzhou excerpt The solar panels of the "Chang'e-5" lunar probe convert solar energy into electrical energy, which belongs to ________ (optional "primary energy" or "secondary energy").

11．2018·Kaifeng Yimo Wind is a natural phenomenon on the earth. As a new type of clean energy, wind energy belongs to ________ (optional "primary" or "secondary") energy. Wind power generation first uses wind power to drive the windmill blades to rotate, converting the kinetic energy of the wind into the mechanical energy of the wind wheel. The wind wheel drives the generator to generate electricity. The principle of the wind turbine is ______________. Let’s talk about the advantages of using wind energy from the perspective of energy utilization: ____________________________ (just answer one point).

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For more information about the "Energy and Sustainable Development Energy" PPT courseware, please click the Energy and Sustainable Development ppt Energy ppt tag.

"Nuclear Energy" Energy and Sustainable Development PPT:

"Nuclear Energy" Energy and Sustainable Development PPT Part 1 Content: Knowledge Points Basic Knowledge Point 1 Nuclear Energy 1. Regarding atoms, nuclei and nuclear energy, the following statement is correct (D) A. Atoms are composed of protons and electrons B. Atomic nuclei can only be aggregated Only when can nuclear energy be released C..

"Energy" Energy and Sustainable Development PPT teaching courseware:

"Energy" Energy and Sustainable Development PPT Teaching Courseware Part One Content: Introductory Design Learning Point 1 The History of Human Utilization of Energy Question 1: Humanity's earliest technological revolution was___________; the invention of __________ is a new milestone in human utilization of energy; ____..

"Energy" Energy and Sustainable Development PPT download:

"Energy" Energy and Sustainable Development PPT Download Part One: Learning Objectives 1. Understand what energy is. 2. Understand what primary energy and secondary energy are. 3. Understand the energy trends in the 21st century. Learning points: Distinguish between primary energy and secondary energy. . . . .

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Update Time: 2024-11-29

This template belongs to Physics courseware People's Education Edition Ninth Grade Physics Complete Book industry PPT template

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