Which of the following represents kinetic energy?
A) water in a reservoir behind a dam
B) a rock held in your hand
C) chemical energy stored in food
D) water in a stream
E) light from the sun
Correct Answer:
Verified
Q26: What does the first law of thermodynamics
Q27: Scientists estimate that about _ of the
Q28: The energy "lost" by a system is
Q29: Energy efficiency refers to _.
A) how much
Q30: Heat is best characterized as a kind
Q32: Which of the following best illustrates potential
Q33: The mass number of an atom is
Q34: An ion has a net positive or
Q35: Scientists classify energy as either _.
A) chemical
Q36: What percentage of the energy used to
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