Physics- Grade 9 electricity

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Physics

Circuits

Electricity

The set of physical phenomena associated with the presence and motion of matter that has a property of electric charge.

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Parallel circuit

A circuit that has more than one pathway for electrons to follow.

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Series circuit

A circuit that has a single pathway for electrons to follow.

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Electric charge

The ability of electric charge to move, which is essential for the utility of electrical energy.

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Static electricity

The buildup of positive or negative charge on materials.

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Current electricity

The energy of steadily moving electric charge, used by electric devices such as lamps and computers.

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Circuit

A pathway for electrons to follow, allowing the flow of electric current.

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Resistance

A measure of how much an object opposes the flow of electric current.

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Equation of voltage is?

V= e/q

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Equation of current is?

I= q/t

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