EMF: Investigation 2 Review Question Preview (ID: 40456)


A Review Of Vocab And Concepts. TEACHERS: click here for quick copy question ID numbers.

To pull something toward each other is to
a) attract
b) repel
c) force
d) pole

To push something away is to
a) repel
b) attract
c) force
d) pole

The end of a magnet is a(n)
a) pole
b) permanent magnet
c) magnetic field
d) temporary magnet

This instrument that uses a free-rotating magnetic needle to show direction
a) compass
b) spring scale
c) temporary magnet
d) permanent magnet

How are the magnetic domains of a magnet different from the domains of an ordinary piece of metal?
a) n a magnet, the domains all point in the same direction; in an ordinary piece of metal, they're all jumbled up.
b) In a magnet, the domains are very strong; in an ordinary piece of metal, they're very weak.
c) In a magnet, the domains all point toward the north pole; in an ordinary piece of metal, they all point to the south pole.
d) A magnet contains magnetic domains; an ordinary piece of metal does not

Why are the magnetic domains of a paperclip lined up after touching a permanent magnet?
a) Because the paperclip has been exposed to a magnetic field.
b) Because the paperclip has acquired a static charge.
c) Because paperclips are permanent magnets.
d) Because a paperclip is a type of electromagnet.

Which of the following metals can be magnetized?
a) Iron
b) Lead
c) Silver
d) Copper

An area of magnetic influence around a magnet is called the
a) magnetic field
b) magnetism
c) gravitational force
d) compass

When an object is NOT moving, it has __________ energy.
a) potential
b) kinetic
c) no
d) friction

When an object goes from moving to being still, you can say the _________ energy converted to ____________ energy.
a) kinetic, potential
b) potential, kinetic
c) potential, potential
d) kinetic, kinetic

The energy of motion is _________ energy.
a) kinetic
b) potential
c) friction
d) magnetic

When a permanent magnet is cut into 8 smaller pieces, the pieces
a) are now 8 permanent magnets, and each magnet has a north pole and a south pole.
b) are useless and are no longer permanent magnets.
c) are either north pole or south pole.
d) are half permanent magnets and half temporary magnets

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