Electricity Flashcards

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1
Q

What is electrical current

A

The rate of flow charge

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2
Q

Where does current flow

A

From the positive terminal to the negative terminal of a cell

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3
Q

Why are the wires in a electrical circut made from metal?

A

Metal is a good conductor of electricity, in wires the current is a flow of negatively charged electrons.

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4
Q

What is the equation for charge ?

A

Charge = current x time
Q= IT

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5
Q

What happenes in the terminal of cells?

A

One end of the circut is positive and the other negative, this sets up a potential difference (voltage)

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6
Q

What is the definition of voltage?

A

The amount of energy transferred per unit of charge passing through the terminals. One volt is equivalent to one joule.

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7
Q
A
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