How do protons and electrons differ in their electric charge

proton is positively charged and electron is negatively charged

Explanation: electrical forces depend on the property of matter called electric charge. The charge of protons and electrons are exactly the same size but the proton is positively charged while the electron is negatively charged

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explanation:

there is no change in the electric potential energy as it is in rest on both conditions.

gravitational energy

electrical energy

kinetic energy

ligh energy