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Which of the following best describes the energy transformation in a CD player?
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
What energy transformation takes place in a fan that is powered by batteries, when turned on?
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
When generators are spun by turbines, they _____________.
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
A ______ uses motion to produce an electric current.
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
Batteries produce electricity from stored
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
Heat is transferred by the movement of currents within a fluid, such as air or water, during ______
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
What kind of energy transformation happens in an electric motor?
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
Energy from the Sun is transferred to Earth's surface by ____________.
produce electricity
chemical energy
generator
electrical to kinetic mechanical to sound
radiation
Electrical to Mechanical
convection
chemical to electrical to mechanical
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