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Biology, 10.02.2021 01:00 mgavyn9457

15 pts please help: What could you detect using a magnet and iron filings?

Where is the pushing a pulling force of a bar magnet strongest?

Two magnetic poles that are the SAME each other

What does repel mean?

a. Magnets move towards each other

b. Magnets move away from each other

c. Magnets lose their magnetic pull

Which element is responsible for the magnetic force?

Iron

Gold

Aluminum

Does distance strengthen or weaken a magnets ability to attract?

(also has a make no difference option)

Which of these is NOT used to create a simple electromagnet?

Battery

Light Bulb

Copper wire

In an atom the electrons and protons are located in the nucleus True or False

What does a motor do?
a. Attracts a magnet
b. It converts electrical energy to mechanical energy
c. It converts mechanical energy into electrical energy

What does a generator do?
a. Attracts a magnet
b. It converts electrical energy to mechanical energy
c. It converts mechanical energy into electrical energy

Maglev trains use magnets to elevate trains so that they never touch the tracks. The poles of the magnets on the trains facing the poles of the magnets on the tracks must be...
a. The same, so they attract each other
b. The same, so they repel each other
c. Opposites, so they repel each other
d. Opposites, so they attract each other

ansver
Answers: 1

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15 pts please help: What could you detect using a magnet and iron filings?

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