ELECTROMAGNETISM Flashcards

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1
Q

Battery’s job in a circuit is…

A

To store energy (chemical —> electrical)

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2
Q

Bulbs job

A

Takes in energy (electrical —> light)

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3
Q

Wires job

A

Takes in energy (electrical —> different place)

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4
Q

Electrical energy

A

Motion of electrons through a conductor

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5
Q

Circuit

A

A device that pushes electrons around
-Changes one form of energy to another
-rotational pattern

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6
Q

What happens when you break a magnet in half

A

You get two smaller magnets
-It will try to repair itself

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7
Q

What is a force field

A

A picture where an object will be pushed or pulled (map’

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8
Q

Gravitational field

A

The direction an object will move
-Only pulls, Always center

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9
Q

Magnetic field

A

Always points from North Pole to South Pole
-Makes a closed loop, going from South Pole to North Pole

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10
Q

Compass

A

A device to map out a magnetic field
-Red part of needle = North Pole

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11
Q

Earths magnetic field

A

The South Pole is attracted to the North Pole magnet

The North Pole (Santa) is attracted to the South Pole magnet

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12
Q

Engine

A

Chemical —> kinetic
-Gasoline is needed to make a car go

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13
Q

Motor

A

Electrical—> kinetic
-Must need magnet, battery, and wires to produce motion

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14
Q

Generator

A

Kinetic —> Electrical
-Generating electricity
-Must need magnet and wire

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