how anyone can know what had happened so many years ago?
Answers
Answer:
through fossils. Anyone can dig up in past by written records and records of media (If the past is relatively recent). No matter which year it is, human always has some kind of record of what he is doing.....
hope u got it....
Answer:
The people can know about the past using:
1.fossils
2present situation
3 . learning from the earlier script and paintings
4 Evolutionary change
Explanation:
see we have an appendix which was used by us in our earlier version like our primitive species like archinosapiens.
This was used for complex cellulose digestion due ingestion of herbs directly without cooking.But now we don't use because of evolutionary changes which transformed us in many ways we are quite developed version we know how to eat by cooking food materials.
On the other hand fossil provides the evidence of existence of live forms and their body structure and about DNA.