The true statements are, the silver coin lost electrons and the wool cloth lost protons.
A positive charge is an ion with excess proton. In this process the atom deficient number of electron as compared to protons.
When a silver coin is rubbed vigorously against a wool cloth, the silver coin which is a metal will loss electron, having excess number of protons and becomes positively charged in the process.
Thus, the true statements are;
the silver coin lost electrons and the wool cloth lost protons.
Learn more about positive charges here: https://brainly.com/question/14701820
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