Explanation

The easiest way to understand Ohm's Law and electric flow in general is to compare flowing electricity to water flowing through a pipe

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Pipe.excalidraw

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Intensity

You can then compare intensity as the volume of water that flows through.

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Intensity.excalidraw
Intensity.excalidraw

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In case of intensity (which is measured in amperes):

Voltage

Voltage can be seen as the pressure in the pipe

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Voltage.excalidraw

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Resistance

Resistance can be related to the throughput of the pipe (its width/radius).

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Resistance.excalidraw
Resistance.excalidraw

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