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Questions and Answers
What are the two types of electrical charges found in atoms?
Negative and positive charges
How do atoms usually maintain no overall charge?
The number of positive charges equals the number of negative charges.
What happens to atoms when they pick up electrical charges from other atoms?
Atoms become charged.
What is the term used to describe the phenomenon where rubbing two different materials together knocks off negative charges from one material?
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Explain why two materials rubbed together become attracted to each other.
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What happens when two positive charges are brought close to each other?
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What is the result of rubbing two different materials together that causes one material to become positive and the other negative?
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Why do charges that are similar repel each other?
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A negative electrical charge is shown as a ______ sign.
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The buildup of electrical charge on a material is called ______ electricity.
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Opposite charges ______.
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Charges that are similar ______ each other away.
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Rubbing two different materials together can create ______ electricity.
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Two positive charges ______ each other.
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Atoms usually have no overall charge because the number of positive charges equals the number of ______ charges.
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The electrical charges build up because negative charges have moved from one material to ______.
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