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Samuels PS Magnetism II
Test Description: Physical Science Magnetism II
Instructions: Answer all questions to get your test result.
1) What type of magnetic material is weak and has no unpaired electrons?
A
diamagnetic
B
ferromagnetic
C
monomagnetic
D
paramagnetic
2) What type of magnetic material has several unpaired electrons and is strongly attracted to magnets?
A
ferromagnetic
B
paramagnetic
C
diamagnetic
D
monomagnetic
3) What type of magneti has one unpaired electron as is weakly attracted to magnets?
A
diamagnetic
B
ferromagnetic
C
monomagnetic
D
paramagnetic
4) A substance that forms a temporary magnet and has domain that are easily aligned is:
A
magnetically hard
B
magnetically negative
C
magnetically soft
D
magnetically positive
5) A substance that forms permanent magnet and has domains that strongly resist change in direction is:
A
magnetically negative
B
magnetically hard
C
magnetically positive
D
magnetically soft
6) Steel needles can become magnetic after being rubbed by a magnet. This is magnetization by:
A
induction
B
contact
C
electricity
D
diffraction
7) If a substance is made into a magnet by having their electrons aligned when it is brought close to a strong magnet. This is magnetization by:
A
contact
B
induction
C
electricity
D
diffraction
8) Magnetic fields are created when electrons spin or move. This is magnetization by:
A
electricity
B
induction
C
contact
D
diffraction
9) Coiling a wire around a material like iron to create a magnetic field with electricity will make a(n):
A
diamagnet
B
ornament
C
permanent magnet
D
electromagnet
10) Which of the following is NOT a way to demagnetize a magnet?
A
hitting it with a hammer
B
submerging it in water
C
heating it (a lot)
D
storing magnets with like pole facing each other
*select an answer for all questions
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