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What transformation of energy takes place in your body to allow you to wave your arm?
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
Plants transform some of the electromagnetic energy from the sun into
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
What happens to the kinetic energy and gravitational potential energy of a ball during free fall?
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
What kind of energy is stored in the bond of molecules?
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
An engine converts 95% of energy input into useful work output. What happens to the remaining 5% of the energy?
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
Renard uses a lamp to read. What energy transformation takes place in the lamp to help him read?
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
Which of the following is true of every energy transformation?
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
Which of the following types of energy is NOT at work when a flashlight shines?
It is converted to heat or some other form of unusable energy.
Chemical
chemical energy.
Gravitational potential energy decreases and kinetic energy increases.
Energy is conserved.
Chemical to mechanical
Mechanical
Electrical to electromagnetic
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