Making Magnets Flashcards

1
Q

Compass

A

A device with lines up with the earth’s magnetic field

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2
Q

Constructing a compass

A

A long, thin strip of magnetic material that is free to rotate

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3
Q

Drawing Magnetic fields

A

Place a compass nearby and connect lines to show the direction it points in

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4
Q

Electromagnet

A

A magnet created with coils of wire with current through them

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5
Q

Electromagnet Parts

A

A magnet with created coils of wire with current flowing through them

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6
Q

Solenoid

A

The shape formed when wires are coiled in a cylinder

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7
Q

Ways to Increase Electromagnet Strength

A

Increase current, increase coils of wire or use an iron core

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8
Q

Current - carrying conductor

A

A piece of conducting material that current flows through

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9
Q

Equation of an electromagnet force

A
F = B x I x L
Force = mag field strength x current x length of wire
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10
Q

motor effect

A

a current through a conductor in a mag field recieves a force

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