Positive charges: 
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| The speed of the dots do in some way represent the strength of the field. | |
| More animations | Negative charges: Positive charges: |
| Fieldstrength | Potential |
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| The color shows the magnitude of the field around the charges. Note the points between charges of the same sign where the field is zero. | The color shows the potential around the charges.  = 0  < 0  > 0 |
| The same images as above, but with higher contrast - so that it's easier to see the change of fieldstrength/potential between the charges. | |
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