Breaking an egg is an example of a physical change. This is because the egg was broken, thus its physical appearance was different. If you were to cook the egg, that would be a chemical change because that would result in a new chemical formation of the stuff inside of the egg. But since you're only breaking the egg, it's just a physical change.
I guess that answers both questions.
Hope that helped!
Answer:
14 is the 1 st one and the 15 is 3
Answer:
Ask the teacher
Explanation:
Ask if you have to clean up or if you are not prepared for an experiment
