Current and Circuit Components Flashcards

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1
Q

What three subatomic components make up an

atom?

A

● Electrons
● Protons
● Neutrons

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2
Q

Describe the structure of an atom

A

● Neutrons and protons in the nucleus
● Electrons surrounding the nucleus in
shells

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3
Q

An atom contains two types of charged particles,

name both of them and state their charges

A

● Proton (+1)

● Electron (-1)

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4
Q

In a closed circuit, if there is a potential difference in

the circuit there will also be a …

A

Current

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5
Q

How is current defined?

A

As the rate of flow of charge (or electrons) around a circuit.

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6
Q

What are the units of charge?

A

Coulombs, C

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7
Q

Draw the circuit symbol for a switch

A

Check google

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8
Q

Draw the circuit symbol for a cell

A

Check google

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9
Q

Draw the circuit symbol for a battery

A

Check google

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10
Q

Draw the circuit symbol for a lamp

A

Check google

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11
Q

Draw the circuit symbol for a fuse.

A

Check google

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12
Q

Draw the circuit symbol for a voltmeter

A

Check google

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13
Q

Draw the circuit symbol for an ammeter

A

Check google

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14
Q

Draw the circuit symbol for a diode

A

Check google

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15
Q

Draw the circuit symbol for a resistor

A

Check google

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16
Q

Draw the circuit symbol for a thermistor

A

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17
Q

Draw the circuit symbol for a variable resistor

A

Check google

18
Q

Draw the circuit symbol for an LDR

A

Check google

19
Q

Draw the circuit symbol for an LED

A

Check google