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Science > Electricity > Flashcards

Electricity Flashcards

1
Q

What is current measured in?

A

Amps (A)

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2
Q

The electrode through which elections leave an electric cell

A

Anode

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3
Q

The electrode through which electrons enter an electric cell

A

Cathode

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4
Q

A substance that allows electric charges to flow through easily

A

Conductor

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5
Q

An electric cell in which the electrolyte is a paste

A

Dry cell

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6
Q

A device that changes chemical energy into electrical energy

A

Electric cell

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7
Q

A system through which an electric current travels

A

Electric circuit

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8
Q

The flow of electrons or flow of charge

A

Electric current

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9
Q

The amount of electrical energy used each second

A

Electric power

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10
Q

A form of energy called electrical energy

A

Electricity

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11
Q

A device that that can detect the presence of electrical charges

A

Electroscope

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12
Q

The process of removing the charge on a charged object by connecting it to the earth

A

Grounding

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13
Q

The process of charging an object by the presence of a nearby charged object

A

Induction

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14
Q

A substance that does not allow electrical charges to flow through easily

A

Insulator

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15
Q

A unit of power equal to 1000 watts or 1000 joules per second

A

Kilowatt

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16
Q

The relationship between resistance l, voltage, and current

A

Ohm’s law

17
Q

An electric circuit in which there in more than one path for the current to travel

A

Parallel circuit

18
Q

The opposition to the flow of charges in a substance

A

Resistance

19
Q

An electric circuit in which there is only one path for the current tot travel

A

Series circuit

20
Q

The effects caused by electric charges at rest

A

Static electricity

21
Q

A measure of the energy available to move charges in a circuit

A

Voltage

22
Q

An electric cell that contains an electrolyte in liquid solution

A

Wet cell

Science (4 decks)

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