If energy is the capacity to perform work or transfer heat, what is work?
A. when friction is overcome.
B. when heat is lost in a mechanical system.
C. when energy is used to produce something of value.
D. when energy is transformed from one form to another.
E. when an object is moved a given distance against some force.
Answer: E
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A) Jordan. B) Saudi Arabia. C) Thailand. D) Japan. E) India.