18) Which combination of statements is most accurate? [Enter your answer as a st

Question

18) Which combination of statements is most accurate? [Enter your answer as a string of the letter options you believe are correct. For instance, if you think options A, D, and E are correct, then enter "ADE". NOTE: There are only 5 tries for this problem.]

A) The chemical energy stored in food is an example of source energy.

B) Source energy can never be purely converted into mechanical energy.

C) Macroscopic processes that change source energy always increase thermal energy as well.

D) Mechanical energy can be converted back into source energy, with a corresponding increase in thermal energy.

E) None of the above

Explanation / Answer

A) chemical energy in plants are source energy .TRUE

B) conversation always have a loss factor .TRUE

C)TRUE,but I am not sure increase is right word .

D)againTRUE ,But not sure increase is right word .

Try AB,Then ABC...

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