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Question
List the different gadgets and instruments mentioned in the passage. Find more information about them (at least 3), using the internet.
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Solution
- Gadgets and Instruments:
Fan, air conditioners, sewing machines, power tools, cars, trains, aeroplane engines, induction motors, telescopes, Bavarian glass, microscopes, electrical generators, and light bulbs. Now you add to the list of gadgets and instruments. You can add your own too. - Microscope:
It is an instrument used to see objects that are too small to be seen by the naked eye. Anton Van Leeuwenhoek (1632 - 1723), a Dutch scientist, who in the late 17th century became the first man to make and use a real microscope. All microscopes come with a lens that can magnify 40 times the normal size. - Electrical generator:
It was invented by Michael Faraday in 1831. It is a device that converts mechanical energy into electrical energy. Sources of mechanical energy include steam, turbines, gas turbines, water turbines, etc. It works on the principle of electromagnetic induction. - Fan:
A fan is a machine used to create flow within a fluid, typically a gas such as air. The fan consists of a rotating arrangement of blades which act on the fluid. The fan was invented by Schuyler Skaats Wheeler in 1882.
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Give one example to show that Davy was not a good mentor.
Guess the meaning of reverse engineer it.
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Does it mean they were wrong?
Find the following matter in the passage and copy the missing word.
When he was twelve, ______ school ______.
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Davy never believed ______ science ______.
Find the following matter in the passage and copy the missing word.
People started telling Davy that ______ discoveries, ______.
Find the following matter in the passage and copy the missing word.
He handed him a piece of Bavarian glass, which ______ microscopes ______.
Now complete the following sentence using your own word.
One day he came across a book on ______.
Now complete the following sentence using your own word.
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Now complete the following sentence using your own word.
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Now complete the following sentence using your own word.
People started telling ______ that ______.
Now complete the following sentence using your own word.
He went on to prove that ______.
Now complete the following sentence using your own word.
It was ______ who ______.
