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Listening Quiz: Giới Thiệu về Điện Từ Học – Easy Level
Th3 2, 2025
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Nhà vật lý học (English for Physicist)
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1.
What is the conversation mainly about?
A story about building an electric wire
A debate about whether magnets are useful
A lesson about the basics of electromagnetism
A discussion about iron mining
Explanation:
Michael says they will learn about electromagnetism, and the rest of the conversation explains what it is and how it can be shown with a magnet, wire, and iron filings.
2.
What does Michael say electromagnetism is the study of?
The study of how magnets are made
The study of iron filings and wires
The study of current flowing through batteries
The study of electric and magnetic forces
Explanation:
Michael directly explains that electromagnetism is the study of electric and magnetic forces.
3.
What does Michael plan to do with the wire?
Use it to hold the iron filings in place
Attach it to a battery and pass electric current through it
Wrap it around the magnet and heat it up
Bend it into a circle and freeze it
Explanation:
Michael says, ‘I will pass electric current through the wire.’
4.
Why does Michael use small iron filings around the wire?
To help show the magnetic field created by the wire
To keep the magnet from moving
To measure the temperature of the wire
To make the wire carry more electric current
Explanation:
Michael explains that the filings move and show the field, so they are used to make the magnetic field visible.
5.
Why does Michael say, ‘Exactly! This helps us understand electromagnetism’?
To tell Sarah that her answer was wrong
To ask Sarah to repeat the experiment alone
To confirm Sarah’s observation and explain the purpose of the demonstration
To change the subject to a different science topic
Explanation:
Sarah says the filings move and show the field, and Michael agrees to confirm that the demonstration helps explain electromagnetism.
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Listening Lesson
Vocabulary Flashcards and Quiz
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