Unit 8 11 Practice Test
Authored by Abby Fancsali
Science
8th Grade
Electricity covered
Used 13+ times
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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnetic field lines around a bar magnet
are only perpendicular to the magnet.
spread out from one pole and curve around to the other.
cross back and forth over one another.
are perfectly straight.
Tags
S21245005
8.PS.1
Magnets
magnetic fields
A4B7675571504DB7BE52CE75667773B2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Every magnet, regardless of its shape, has two
magnetic poles.
magnetic charges.
magnetic fields.
magnetic needles.
Tags
S21245005
8.PS.1
Magnets
A4B7675571504DB7BE52CE75667773B2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnetic poles that are unlike
attract each other.
repel each other.
do not interact.
point in the same direction.
Tags
S21245005
8.PS.1
Magnets
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The buildup of charges on an object is called
static discharge.
static electricity.
positive charge.
negative charge.
Tags
Electricity
S21245005
8.PS.1
Charge
Static Electricity
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The type of current produced by a battery is
direct current.
alternating current.
magnetic current.
induced current.
Tags
Electricity
8.PS.1
S21245005
Electromagnetism
Current
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
You can increase the strength of an electromagnet’s field by
decreasing the current in the solenoid.
decreasing the number of loops in the solenoid.
using a stronger ferromagnetic material for the core.
winding the coils more loosely
Tags
8.PS.1
S21245005
Electromagnetism
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As Earth’s magnetic poles move, the magnetic declination in a given location will
stay the same.
switch to point south.
change.
return to zero.
Tags
Magnets
Magnetic Fields
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