Question

question 9 of 10
ice floats on water because ice is less dense than water. how is this helpful to fish that live in a lake?
a. it blocks oxygen from reaching the water.
b. it helps the fish stay cold in the winter.
c. it shades the fish from the sun.
d. it keeps the fish warm in the winter.

Explanation:

Ice floating on water acts as an insulating layer. This prevents the water below from freezing completely and keeps it at a relatively stable, warmer temperature suitable for fish survival in winter.

Answer:

D. It keeps the fish warm in the winter.