Answer: When using fossils approximate age by comparing it to similar rocks and fossils of known ages, is called relative dating.
Using that method we can determine the age of rock layers. That’s our way of dating them.
Hope this helps! ^^
I do not know but does it depend on how big or what the temperature is
The process of when a lake freezes in the winter and thaws in the spring without changing the size or shape is neither constructive or destructive! It's neither.