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What type of energy store is only stored by attracting or repelling charged objects?
Electrostatic Potential Energy
A ball is thrown into the air. What types of energy store are transferred to the ball as it travels upwards?
Kinetic and Gravitational Potential Energy
When water is warming up in a kettle, what type of energy transfer is increasing the temperature of the water?
Convection/Heating
Two balls are in a closed system. When energy is transferred between the balls, what is the net change in the energy of the system?
Zero because in a closed system no energy can be transferred in or out of the system
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