electricity Flashcards

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1
Q

what fills up a light bulb

A

gas

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2
Q

what kind of wires are inside a light bulb

A

support wires & lead wires

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3
Q

what is the material a light bulb made of

A

glass

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4
Q

what’s at the very bottom of a light bulb

A

metal tip

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5
Q

what is above the screw in a light bulb

A

stempress

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6
Q

a material that allows an electric current to move easily though it is called what?

A

conductor

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7
Q

a material that does not allow an electric current to move easily is called what

A

insulator

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8
Q

what is the object in a circuit from which the electrons/electric current start flowing

A

source

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9
Q

what are two examples of sources

A

a battery or a wall electrical outlet

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10
Q

the object in a circuit that the electrons/electric current flow to. This object turns on as a result

A

the load

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11
Q

occurs when two objects are rubbed together and electrons from one object are transferred to the other object, which produces an electric charge

A

static electricity

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12
Q

a force that pulls objects together

A

attraction

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13
Q

a force that pushes objects apart

A

repulsion

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14
Q

particles that flow through a circuit and produce an electric current

A

electrons

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15
Q

In a circuit, ____flows from the negative side of the power source, around the circuit, and back to the positive side of the power source

A

electrons

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16
Q

in what kind of circuit is there only one pathway through which electrons can travel. Because of this, if one light bulb goes out in a _____ circuit, any other light bulbs will go out.

A

series circuit

17
Q

In this kind of circuit, there is more than one pathway through which ____can travel. Because of this, if one light bulb goes out in a ___ circuit, any other light bulbs will stay on.

A

Parallel circuit….electrons…..parallel circuit

18
Q

Objects with ____charges (one with positive charge and one with a negative charge) will ____.

A

opposite charges….attract

19
Q

Objects with _____charges (both positive or both negative) will _____.

A

same charges….repel

20
Q

this has a complete pathway through which electrons can travel through the source to the load and then back to the source.

A

closed circuits

21
Q

This has an opening in the circuit, so the electrons can’t follow a complete pathway. This type doesn’t let the current to flow.

A

open circuit.

22
Q

what are good conductors

A

metals like silver, copper, and iron

23
Q

what is part of a light bulb and heats up to product light

A

filamint

24
Q

what is the largest form of static electricity

A

lightning

25
Q

what is the best season to have lots of static electricity

A

winter because it is cool and dry

26
Q

how do you lower static

A

add moisture (water) to the air

27
Q

what is another word for moisture in the air

A

humidity