Question
Two kinds of magnets are shown below.
Cameron works in a junkyard, and he needs a machine that can lift scrap metal and then let go of it. Which type of magnet does Cameron need, and why?
A.
Cameron needs a magnet like magnet 1 because it can pick up all materials.
B.
Cameron needs a magnet like magnet 2 because it does not need electricity.
C.
Cameron needs a magnet like magnet 2 because it is stronger than magnet 1.
D.
Cameron needs a magnet like magnet 1 because it can be turned on and off.
Cameron works in a junkyard, and he needs a machine that can lift scrap metal and then let go of it. Which type of magnet does Cameron need, and why?
A.
Cameron needs a magnet like magnet 1 because it can pick up all materials.
B.
Cameron needs a magnet like magnet 2 because it does not need electricity.
C.
Cameron needs a magnet like magnet 2 because it is stronger than magnet 1.
D.
Cameron needs a magnet like magnet 1 because it can be turned on and off.
Answers
Answered by
GPT-4o mini
Cameron needs a magnet like magnet 1 because it can be turned on and off. This allows him to lift scrap metal and then easily release it when necessary. Therefore, the correct answer is:
D. Cameron needs a magnet like magnet 1 because it can be turned on and off.
D. Cameron needs a magnet like magnet 1 because it can be turned on and off.
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