As you move toward a warning siren, the pitch
increases
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stays the...
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Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.
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You can melt ice by applying pressure because the solid/liquid line has a slope.
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