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Can you describe the changes to energy stores when a ball falls in the air and an electric heater is switched on?
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The current in a hair dryer measures 11 amps. the resistance of the hair dryer is 12 ohms. what is the voltage?unit:
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Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy
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Can you describe the changes to energy stores when a ball falls in the air and an electric heater is...
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