III. Reading comprehension
1. Answer the Questions
1. What is the purest and the most basic form of electricity?
2. Who was able to build the first electric motor?
3. What led to the creation of an electric power system?
4. What led to the modern-day use of electric power?
5. What are the most famous names in the history of the discovery of electricity?
6. Did Michael Faraday build a generator and a transformer?
7. Who discovered that chemical reactions could be used to create cathodes and anodes?
8. What was Thomas Edison’s unique invention?
2. Read the statements and say whether they are true (T) or false (F). Correct the false ones
1. The application of electricity has grown to the point where most of us lead “electrified lives”, surrounded by a variety of devices that use electric energy.
2. Volta invented the electric light bulb.
3. Lightning is the purest and most basic form of electricity.
4. Benjamin Franklin discovered electricity through his well-known experiment of flying a kite during a thunderstorm.
5. On January 15, 1965, Franklin tried to prove his theory that lightning was electrical.
6. Newton discovered that moving a magnet inside a wire coil could make electricity.
7. Michael Faraday was able to build the first electric lamp.
8. Later he built a generator and transformer.
9. This invention has become his great contribution to the field of electromagnetism.
10. Volta discovered that chemical reactions could be used to create cathodes and anodes.
11. Thomas Edison’s invention of the electric motor was a unique invention.
12. His invention led to the creation of an electric generator.
3
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Choose the correct word or word combination
1. ….. is the purest and the most basic form of electricity.
a) electromagnetism
b) electric arc
c) lightning
d) chemical reaction
2. …... was able to build the first electric motor.
a) Thomas Edison
b) Michael Faraday
c) Benjamin Franklin
d) Volta
3. ….. led to the creation of an electric power system.
a) the experiment of flying a kite
b) the invention of the electric light bulb
c) the difference of electric potentials between the cathodes and anodes
d) moving a magnet inside a wire coil
4. ….. led to the modern – day use of electric power.
a) a single experiment
b) a variety of devices that use electric energy
c) a chain of inventions
d) a brilliant idea
5. Volta discovered that chemical reaction could be used to create …
a) computers
b) electric power systems
c) cathodes and anodes
d) electric light bulbs
6. A chain of inventions of electricity led to the modern – day use of …
a) atomic power
b) mechanical power
c) electric power
d) steam power
7. M. Faraday built …
a) a steam or a diesel engine
b) a generator and a transformer
c) cathodes and anodes
d) a bulb and a computer
8. Benjamin Franklin tried to prove his theory that lightning was electrical, through his experiment of flying a kite during a …
a) thunderstorm
b) hurricane
c) tsunami
d) earthquake
9. Michael Faraday made a great … to the field of electromagnetism.
a) application
b) invention
c) contribution
d) decision
10. The history of electricity runs from the period before Christ up to the … .
a) 20th century
b) nearest future
c) computer age today
d) ancient times