Humans have only existed for around 10% of the Earth's history, therefore almost 90% of the history of Earth is either hypothesised from available evidence or otherwise unknown.
Also we learned what we know from fossils, different kinds of rock formation, and gases trapped in ice and ocean floor cores. These gases can tell us what kind of atmosphere the Earth had, What kind of plants, even the amount of snowfall for a given year.
Much of Earth's history remains unknown due to the lack of preserved records and evidence. Factors such as geological processes, erosion, and the limited fossil record contribute to gaps in our understanding of Earth's history. Additionally, the study of Earth's ancient past poses challenges in accurately interpreting the available data.
There is no widely recognized historical event or term known as "Arkadsky history." It is possible that this may refer to a specific region or individual that is not well-known in broader historical contexts. More specific information would be needed to provide a relevant answer.
A person who studies the history of medicine is known as a medical historian. This individual examines the evolution of medical practices, beliefs, and discoveries throughout history to better understand the development of medicine as a field.
Prehistory is the term used to describe the time before written human history, which is only knowable through archaeology.
The branch of knowledge that deals with past events is known as history. Historians study and interpret the past to better understand human civilizations and societies.
Hoei Shin, also known as Empress Dowager Jeongsun, passed away on September 5, 1930. She was the widow of Emperor Sunjong of Korea and was known for her contributions to the preservation of Korean royal history.
Because it was a long time ago and later planterary events have hidden or erased most trace of it.
Because we can not drill through the earths crust
1 million years
Very little is known in history about the Etruscans and they were simply known as the mysterious people from the sea.
Found in 1747
Nothing is known about Crispus Attuks beliefs. In fact, very little is known for certain about anything about him. Most of what is "known" is folk-history.
There is very little known about Sandra the teen model. Her history is not published online. Her real name is Sandra Orlow.
Francis Allyn Cooch has written: 'Little known history of Newark, Delaware' -- subject(s): History
Is mars known as earths sister planet
Mestri genealogy and family history facts.Census records can tell you little-known facts.
how do you find a number when a percent of it is known
Venus is known as Earth's sister planet.