Magnetic or Not Magnetic?

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Transcript Magnetic or Not Magnetic?

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Magnetic or
Not Magnetic?
Magnets
Magnetic
Earth
Electromagnetism
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Vocabulary
Magnets attract
each other inside
their magnetic
_________?
What is field?
These types of
poles attract.
What is opposite?
This type of
material can
attract magnets.
What is iron?
These type of poles
repel.
What are like
poles?
This is where a
magnet’s force is
the strongest.
What are the
magnetic poles?
An instrument that
senses magnetic
north using a free
moving magnet.
What is a
compass?
You can make a
compass by turning
a needle into this.
What is a
temporary
magnet?
Earth can be
considered this
type of magnet.
What is
permanent?
Particles from the
sun interacting
with earth’s
magnetic field and
atmosphere.
What is an aurora?
Auroras can also be
called northern or
southern __________.
What are lights?
An electromagnet
uses this to produce
magnetism.
What is electricity?
A way to increase the
power of an
electromagnet.
What is add more
coils?
Ceiling fans, power
drills, and refrigerators
run because they have
these.
What are motors?
A device that
changes electrical
energy to energy of
motion.
What is a motor?
Motors use these
two types of
magnets to change
electricity to energy
of motion.
What are permanent
and temporary?
Refrigerator door.
What is magnetic?
A nail.
What is magnetic?
Wood.
What is not
magnetic?
A paper clip.
What is magnetic?
A copper penny.
What is not
magnetic?
An object that
attracts certain
metals, mainly
iron.
What is a magnet?
An object that
keeps its
magnetism.
What is a
permanent
magnet?
A magnet that loses
its magnetism after
a short time.
What is a
temporary
magnet?
An area in which a
magnet’s force can
act.
What is a magnetic
field?
An device that uses
magnetism to
convert energy of
motion into
electrical energy.
What is a
generator?
Make your wager
You have made an
electromagnet that
holds paperclips. If
you use less wire coils,
what will happen and
why?
The paperclips will
come loose because
there is less
magnetic power
with fewer coils.