Which statement is least directly connected with the law about energy being preserved?
A) The amount of energy in the universe is constant.
B) Energy cannot be created or destroyed.
C) Energy can be converted to other forms of energy.
D) Any energy transformation loses some energy to its surroundings as heat.
E) None of the answers are correct.
Correct Answer:
Verified
Q3: If you had to grade an exam
Q4: A ball at the top of a
Q5: Oxidation means
A)the gain of oxygen by a
Q8: Enzymes speed chemical reactions by
A) lowering the
Q9: Enzymes
A)slow reactions so they occur correctly.
B)are not
Q11: Cells use energy for which of the
Q12: Enzymes speed up reactions by lowering the
Q12: Examples of potential energy include
A)chemical bonds and
Q13: Oxidation-reduction reactions
A) transfer electrons from one molecule
Q16: The amount of energy required to raise
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