electricity Flashcards

1
Q

electric charge

A

the amount of energy

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1
Q

static electricity

A

imbalance between proton and neutron charge

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2
Q

explain BF

A

/

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3
Q

why is atom neutral?

A

atom has equal amounts of proton and neutron, so they will cancel out eachother

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4
Q

voltage

A

how much energy electron have

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5
Q

current

A

flow of electric charge

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6
Q

resistor

A

opposition to the flow of electric current in circuit

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7
Q

buzzer

A

provide an audible alert or notif

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8
Q

wire

A

made of copper wire covered with plastic sleeve, copper is the lowest resistance, conducts electricity

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9
Q

ammeter

A

to measure current connected with the object measured

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10
Q

voltmeter

A

to measure voltage

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11
Q

resistor

A

reduce the current

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12
Q

fuse

A

to protect electrical equipment from excessive current

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13
Q

variable ressistor

A

dimmer switch for a lamp and volume control

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14
Q

properties of series

A

connected end to end, same current, current comes from positive side, if ressistance is greater current is smaller

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15
Q

properties of parallel

A

connected side by side, current divides

16
Q

circuit

A

a complete pathway for electrons to flow

17
Q

charge

A

property of a particle/object

18
Q

electric circuit

A

path for electric charge to flow

19
Q

series advantage

A

easy to connect & need less wires

20
Q

series disadvantage

A

more components makes bulb dimmer & if one resistor break the whole series is turned off

21
Q

parallel advantage

A

more devices does not decrease the current & if one resistor break the rest does not

22
Q

parallel disadvantage

A

more complicated & need more wires

23
Q

direct current property

A

solar cells & chemical cells

24
Q

alternating current

A

flows back n forth, found in homes, generators produce AC current

25
Q

static electricity found in

A

photocopiers, printers, spray painting, pollutant removers

26
Q

Why when you brush your hair with a comb, the comb can attract paper?

A

.