Stored potatoes, beets, and rutabagas freeze at temperatures below zero degrees Celsius (rather than at exactly zero) because
A) They are good absorbers of radiant energy.
B) They are good radiators of energy.
C) The water in them contains dissolved salts and sugars.
D) They are very dense.
E) All of the the above choices are true.

Question

Quizplus · Accepted Answer

The water in stored potatoes, beets, and rutabagas contains dissolved salts and sugars, which lower the freezing point of water. This is why these vegetables can freeze at temperatures below zero degrees Celsius.

Stored Potatoes, Beets, and Rutabagas Freeze at Temperatures Below Zero