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Science > Revition > Flashcards

Revition Flashcards

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Biology 101 flashcards
1
Q

Ammeter

A

A measuring tool

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2
Q

Amps

A

Measurement of electric current

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3
Q

Atom

A

A neutral partical (everything is made from aroms)

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4
Q

Attract

A

opposite poles of a magnet attract and positive and negative charges attract.

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5
Q

Battery

A

Two or more electrical cells joined together

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6
Q

Cell

A

A chemical store in energy which gives power to cherge around the circuit

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7
Q

Conductor

A

A material that conducts energy well

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8
Q

Core

A

A rod of a material placed inside a coil to make a electromagnet stronger

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9
Q

Current

A

The flow of electrical charge (electrons) around a complete circuit per second

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10
Q

Electronic charge

A

A property of a material or particle that can be positive or negative

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11
Q

Electrical field

A

A region where a charged material or particle experiences a force

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12
Q

Electromagnet

A

A temporary magnet produced using an electric current

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13
Q

Electron

A

A negatively charged particle found in atoms. Electrons flow through a wire when a current flows

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14
Q

Insulator

A

A material that doesn’t conduct energy well

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15
Q

Lightning

A

A current through the air that produces light and sound

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16
Q

Magnetic field

A

A region where there is a force on a magnet or magnetic material

17
Q

Magnetic field lines

A

Imaginary lines that show the direction of the force on magnetic material

18
Q

Magnetic material

A

A material attrckred to a magnet

19
Q

Magnetise

A

Make into a magnet

20
Q

Motor

A

A machine or component that spins When a current flows through it

21
Q

Negative

A

The charge on an electron Or an object that had had electrons through it

22
Q

Neutral

A

Describes an object or particle that has no charge, or in which positive and negative charges cancel out, giving no charge overall.

23
Q

Neutron

A

A neutral particle found in atoms

Science (1 decks)

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