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Magnetism Test
Test Description: Periods 1,3,6
Instructions: Answer all questions to get your test result.
1) The center region of an atom is called the
A
proton
B
nucleus
C
electron
D
element
2) Where on a magnet is the magnetic force strongest?
A
the force is equally strong everywhere
B
at either pole
C
halfway between the poles
D
at the north pole only
3) Magnetic field lines
A
never cross
B
cross halfway between the poles
C
cross at the south pole
D
cross at the north pole
4) If you break a magnet in two, you
A
two smaller magnets
B
two magnets each with only one pole
C
two demagnetized pieces of metal
D
one north magnet and one south magnet
5) The amount of magnetic declination depends on
A
what kind of compass you have
B
what time of year it is
C
your location on Earth's surface
D
the amount of natural magnets around you
6) What effect does the solar wind have on Earth's magnetic field?
A
Earth's magnetosphere is spread out farther on the side of Earth not facing the sun
B
Solar wind causes magnetic declination
C
Compasses on Earth stop working
D
the magnetic field on the side facing the sun is warmer
7) The smallest particle of an element is a(n)
A
nucleus
B
domain
C
atom
D
proton
8) A permanent magnet is a magnet made from a material that
A
keeps its magnetism for a long time
B
cannot be destroyed by heat
C
easily loses it magnetism
D
began as molten rock on the ocean floor
9) The magnetosphere is the
A
doughnut-shaped region 25,000 kilometers above Earth's surface
B
stream of charged particles flowing from the sun
C
glowing region in the atmosphere caused by charged particles
D
region of Earth's magnetic field shaped by the solar wind
10) What is a material called that attracts iron and materials that contain iron?
A
aurora
B
magnet
C
domain
D
magnetic field
11) A compass can be used to find directions because its needle lines up with Earth's ____________ poles.
A
aurora
B
magnetic field
C
magnetic
D
Van Allen belts
12) The magnetic force exerted in the region around a magnet is known as its _________________
A
magnetic domain
B
magnetic
C
magnetic field
D
aurora
13) A grouping of atoms that have their magnetic field aligned is called a(n) _________________
A
aurora
B
magnetic field
C
magnetic domain
D
magnetic poles
14) A glowing region caused by charged particles from the sun is called a(n) ________________
A
aurora
B
Van Buren Belt
C
Van Allen Belt
D
magnetic poles
15) The ____________________________ are two doughnut-shaped regions above the Earth's surface that contain electrons and protons traveling at high speeds
A
Van Buren Belt
B
Van Allen Belt
C
aurora
D
magnetic pole
16) The attraction or repulsion between magnetic poles is called MAGNETIC DOMAIN
A
true
B
false
17) Heating a magnet can DESTROY its magnetism.
A
true
B
false
18) Usually the outer region of an atom are tiny particles called PROTONS, which carry a negative charge.
A
true
B
false
19) A PERMANENT MAGNET is made from a material that easily loses its magnetism.
A
false
B
true
20) A material that shows magnetic properties is said to be a FERROMAGNETIC MATERIAL.
A
true
B
false
*select an answer for all questions
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