"Energy" Energy and Sustainable Development PPT

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"Energy" Energy and Sustainable Development PPT

Part One Content: Basic Knowledge Key Points

Knowledge point 1 Energy

1. Energy is a substance that can provide energy for production and life.

2. Which of the following substances is energy (A)

A.Solar energy B.Granite

C. Clouds in the sky D. Sand in the desert

Knowledge point 2: Classification of energy

3. Hydro energy is a clean energy, which belongs to primary (optional "primary" or "secondary") energy; when hydro energy generates electricity, the mechanical energy of water is converted into electrical energy.

4. Which of the following are secondary energy sources (A)

① Electric energy ② Gasoline ③ Natural gas ④ Firewood

A.①② B.②③

C.①④ D.①③

Knowledge point 3: Energy trends in the 21st century

5. Today, when "ecological construction" is advocated, we should pay attention to the use of new energy in our daily lives. The following are new energy sources (D)

A.Coal B.Oil

C.Wood D.Wind energy

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

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 can be developed endlessly by humans.

Energy PPT, Part 2: Comprehensive Capability Improvement

7. Energy, also called energy resources, is the cornerstone of the development of our society. Among the following energy sources, those that belong to primary energy are ①④⑤ and those that belong to secondary energy are ②③ (fill in the serial numbers for both).

①Wind energy ②Diesel ③Electric energy ④Geothermal energy ⑤Water energy

8. Among the following energy sources, which one is fossil energy (D)

A. Nuclear energy, biomass energy, hydro energy

B. Electric energy, gasoline, diesel

C.Solar energy, geothermal energy, wind energy

D.Coal, oil, natural gas

9. Oil is an important energy source, but its reserves are not abundant. Currently, mankind is facing the challenge of oil shortage. Exploring new ways of energy utilization is an urgent issue for mankind to solve. Which of the following ways to explore energy utilization is inappropriate (A)

A. Make more use of wood

B. Make more use of solar energy

C. Increase wind power generation

D. Increase nuclear power generation

10. Regarding the utilization of energy, which of the following statements is incorrect (D)

A. Drilling wood to make fire is the earliest technological revolution of mankind.

B. The use of steam engines brought mankind into industrialized society

C. Electric energy is easy to transport and convert

D. Coal is both a fossil energy and a secondary energy

Energy PPT, Part 3: Expansion, Research and Breakthroughs

11. Energy is one of the three basic elements for the development of modern society.

(1) In the energy family: ① firewood, ② coal, ③ petroleum, ④ natural gas, ⑤ hydro energy, ⑥ wind energy, ⑦ solar energy, ⑧ geothermal energy, etc. When a large amount of various energy sources are consumed, some of them will cause air pollution. ①②③④; Things that can cause soil erosion and desertification include ① (fill in the serial numbers);

(2) Natural gas projects are being carried out in the urban area of ​​Huanggang City. Some people agree and some oppose it. Student Xiaogang collected the following two sets of relevant data:

Please decide: A (or B) (fill in the letter);

A. Continue to use gas

B. Replace with natural gas

Briefly explain the reasons for your decision: Replacing the original stove is wasteful and requires new investment (or may be more economical in the long run).

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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.

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Update Time: 2024-11-25

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

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