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Questions and Answers
What is the relationship between the amount of charge on each object and the size of the electric force between them?
The size of the electric force depends on the amount of charge on each object.
Why are charged objects affected by electric force?
Charged objects have an electric field around them which exerts an electric force on other charged objects.
How can an object become negatively charged?
An object becomes negatively charged when it gains electrons.
Explain how charging by friction occurs.
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Why don't atoms have a charge?
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What happens to an object when it loses electrons?
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What is the process where electrons move from one object to another by direct contact?
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What device can be used to see if something is charged?
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When you bring various charged objects near the paper-clip hook, what happens?
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What is the process where charges in an uncharged metal object are rearranged without direct contact?
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What happens when a negatively charged balloon is put beside a neutral wall?
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Why is an electroscope unable to determine whether the charge on an object is positive or negative?
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