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Chemistry > Physics Part 1 > Flashcards

Physics Part 1 Flashcards

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1
Q

What is Coulomb?

A

The standard unit for the measurement of Electrical Charge

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2
Q

What is Ohm?

A

The standard unit for the measurement of resistance

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3
Q

What is Ampere?

A

The unit for the measurement of electrical current.

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4
Q

What is Voltage?

A

The force that pushes charged electrons across a circuit.

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5
Q

What is Joule?

A

The measurement of energy.

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6
Q

What is Current measured in?

A

Amps (A)

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7
Q

What is current?

A

The rate of flow of charge around a circuit

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8
Q

How are Ammeters connected?

A

In series with other components in any circuit

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9
Q

What is special about current

A

It stays the same throughout the whole circuit and is not used up

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10
Q

What will increasing the number of components do?

A

The current will decrease everywhere in the circuit evenly

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11
Q

What is voltage and what is it measured with?

A

Known as potential difference and measured using a Voltmeter

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12
Q

What happens to the voltage supplied by the battery?

A

It is shared between the components in a series circuit

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13
Q

What happens to a lightbulb when there are more volts passing through it?

A

It will shine brighter

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14
Q

The more cells the higher the

A

Current

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15
Q

Resistors add up

A

Resistors add up

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16
Q

What is the most common metal used in wires

A

Copper

17
Q

Insulators and Conductors

A

Insulators dont conduct electricity

18
Q

What is the source of the circuit

A

The battery or cell

19
Q

How a 2 way switch operates

A

Explain

20
Q

What does a parallel circuit contain

A

A junction where the current can split or join. This means there is more than one path around the circuit.

21
Q

Components must be connected to the cell without any breaks in order for them to work

A

Components must be connected to the cell without any breaks in order for them to work

22
Q

The voltage across each branch of a parallel circuit stays the same

A

The voltage across each branch of a parallel circuit stays the same

23
Q

Cell voltages add up if they are facing the same way and connected in series. If any are the wrong way round they subtract from the total voltage

A

Cell voltages add up if they are facing the same way and connected in series. If any are the wrong way round they subtract from the total voltage

Chemistry (18 decks)

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