"Humanity Enters the Electric Age" PPT courseware for the world in the era of monopoly capitalism

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"Humanity Enters the Electric Age" PPT courseware for the world in the era of monopoly capitalism

Introduction to "The Coming of the Electric Age"

1. Who discovered the phenomenon of electromagnetic induction?

2. Who developed the generator?

3. When did electricity enter the production field as a new energy source?

4. What electrical appliances and electric vehicles were invented subsequently?

5. As a new energy source, what advantages does electricity have over steam power?

6. Which countries are leading the way in the development of power technology?

How was electricity invented? How did he enter the field of actual production?

In 1831, Faraday discovered the phenomenon of electromagnetic induction and found the key to opening the door to the treasure house of electrical energy.

According to the statistics:

In 1902, there were 3,621 power plants in the United States;

In 1907, of the 233,000 machine-powered enterprises in Germany, 71,000 used electric motors.

In 1895, Italian Marconi (1874--1937) built the first radio system.

In 1901, he successfully sent a message across the Atlantic.

"King of Inventions" Edison

1. Why is Edison called the "King of Inventions"?

Large number of inventions: more than 2,200, 1,300 of which are officially registered

Famous inventions include: phonograph, kinetoscope, electric light, telegraph, telephone, the first practical typewriter...

His greatest invention: the electric light (successfully developed a durable carbon filament bulb in 1879)

Use of internal combustion engines

Introduction to "The advent of the automobile"

1. What is the power machine of a car?

"Internal combustion engine" that uses liquid fuel such as gasoline

2. When was this power machine invented? Who is the inventor?

1880s Karl Benz

3. When and who successfully trial-produced the first car?

1885 Karl Benz

invention of airplane

1. What was the earliest machine-driven air vehicle? Who invented it?

airship zeppelin

2. When and who invented the airplane?

1903 Wright Brothers

Compared with the first industrial revolution, what new features does the second industrial revolution have?

1. The close integration of science and technology has promoted the second industrial revolution to achieve great results.

2. The second industrial revolution occurred almost simultaneously in several advanced capitalist countries.

3. In some backward capitalist countries, the two industrial revolutions were carried out overlappingly.

Thinking expansion

What is the significance of each of these inventions?

Electric light (living, production)

Cars, airplanes (traffic, war, ambulance)

Telephone, telegraph (communication, contact)

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"Humanity Enters the Electric Age" The World in the Era of Monopoly Capitalism PPT Courseware 8:

"Humanity Enters the Electric Age" The World in the Era of Monopoly Capitalism PPT Courseware 8 Think about it? What is the epoch-making significance of the invention of this power machine? In 1831, Faraday discovered the phenomenon of electromagnetic induction and found the key to opening the door to the treasure house of electrical energy. The second industrial...

"Humanity Enters the Electric Age" The World in the Era of Monopoly Capitalism PPT Courseware 7:

"Humanity Enters the Electrical Age" The World in the Era of Monopoly Capitalism PPT Courseware 7 1. The arrival of the electrical age The first industrial revolution The steam age The second industrial revolution The electrical age How was electricity invented? How did it enter the actual production field? ..

"Humanity Enters the Electric Age" The World in the Era of Monopoly Capitalism PPT Courseware 6:

"Humanity Enters the Electric Age" The World in the Era of Monopoly Capitalism PPT Courseware 6 Content Standards 1. List the historical facts of the widespread use of electricity and understand the characteristics of the second industrial revolution. 2. Know the invention activities of Benz and the Wright brothers, and understand the two transportation technologies of automobiles and airplanes..

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Update Time: 2024-07-04

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