False. Evaporation is a physical change it is not a chemical change. It is a physical change because it is going from the liquid phase to the gas phase. It is not a chemical change because it is still made of two hydrogen atoms and an oxygen atom.
Answer:
4
Explanation:
According to newton's second law f=ma. so a =f/m
then a=20/5 gives 4
Answer: Swim bladders of fish at depth help maintain buoyancy by regulating gas levels.
I believe the answer would be sugar
