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Question
Try out the experiment of the iron filings and the magnet.
epitomises: is a perfect example of.
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Solution
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Materials Needed: You'll need some iron filings, a sheet of paper, and a bar magnet.
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Preparation: Place the sheet of paper on a flat surface.
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Positioning the Magnet: Place the bar magnet under the sheet of paper. You can experiment with different orientations, such as placing the magnet flat or standing it on one end.
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Sprinkling Iron Filings: Gently sprinkle the iron filings onto the paper above the magnet.
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Observation: You will observe that the iron filings align themselves along the magnetic field lines of the magnet. Near the poles of the magnet, where the magnetic field is strongest, the filings will be denser.
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Experimenting Further: You can experiment with different magnets, or even multiple magnets, to see how the patterns change.
This experiment is a perfect example of how a physical phenomenon, which is not visible to the naked eye, can be represented visually in a simple and educational way. It helps in understanding the concepts of magnetic fields, magnetic poles, and the way magnetic forces act on ferromagnetic materials like iron.
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Write what is implied in the following sentence.
People started telling Davy that of all his discoveries, the best was Faraday himself.
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| Type of machine | Examples |
| Simple machines that are operated by hand |
|
| Machines that run on electricity | |
| Electronic devices |
Before you read further, guess what the passage is about.
What were the odds against Faraday in his childhood?
What is the meaning of:
Reading became his obsession?
What is the meaning of:
Electricity became a lifelong fascination?
Why do you think Faraday’s friend gave him a free ticket to Davy’s programme?
What was the subject of Davy’s lecture?
What actions and thoughts of Faraday show that he was inspired by Davy?
Why did Davy choose Faraday as his secretary?
Was Davy fair in his treatment of Faraday?
How did Faraday respond to that treatment?
What happens when an electric current is applied to a wire?
An induction motor is a commonly used electrical machine. What examples of its use are given here?
Faraday kept a souvenir of his failure as a source of inspiration.
‘In order to succeed, your desire for success should be greater than your fear of failure’.
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Why were Faraday’s drawings not accepted?
Does it mean they were wrong?
Find the following matter in the passage and copy the missing word.
Faraday decided that ______ scientist - ______.
Find the following matter in the passage and copy the missing word.
Davy never believed ______ science ______.
Find the following matter in the passage and copy the missing word.
He went on to prove that ______ filings;
Find the following matter in the passage and copy the missing word.
It was Maxwell who ______ equations ______.
Now complete the following sentence using your own word.
He decided 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 ______.
