【单选题】Ice floats on water because it is not quite as dense as water is. The chemical formula for water is H20. If ice were denser than water, then lakes and other bodies of water would freeze from the botto...
A.
Ice floats on water because it is not quite as dense as water is.
B.
The chemical formula for water is H20.
C.
If ice were denser than water, then lakes and other bodies of water would freeze from the bottom up during the winter.