How can scientist tell what time period something is from if the world is constantly changing?

Question

How can scientist tell what time period something is from if the world is constantly changing?

In: 1

Answer 1

you kind of answered the question IN your question. Since the world changes stochastically, we can look at a thing and say “This is from a time when we didn’t have the use of iron.” or “this is from a time when giant ferns ruled the world.”