I think BO or B, but BO has more chance.
There growth and brain development better right?
Answer:
Practice proper safety procedures. (Ex: Don't sniff or touch chemicals directly, have long hair up in a hair tie, no horseplay, listen for instructions from your teacher.)
Explanation:
The statement "ice floats on water" is considered science because ice is less dense than water. The molecules in ice are less compact, they aren't as close together as waters which makes the water more dense, the solid ice's molecules are bonded together, making them stay a solid instead of a liquid, like water.