These material sorces are the only link to connect between our past and the future!!
The past tense of the word "depend" is "depended".
You will get slightly different answers from different sources and it will depend on the machine and where you measure the temperature, but mine has run at 37.5C for the past 30 years.
Archaeological sources refer to physical remains and artifacts from past human societies that are used by archaeologists to study and understand ancient cultures, societies, and civilizations. These sources can include objects, structures, and features found through excavation and analysis, providing valuable insights into the material culture, technology, and traditions of past societies.
Some sources for of measuring time in the past were sundials, and hourglasses
Historians and archaeologists use primary sources (first-hand accounts), secondary sources (interpretations of primary sources), artifacts and material culture (objects from the past), and scientific methods (carbon dating, DNA analysis) to uncover and interpret historical information.
If you look back on the past, you can see what kind of mistakes mankind has made. We can see what all happened leading up to that point. If we familiarize ourselves with history, we can avoid making the same mistakes again. This is true for different types of history, whether it's your own history or the history of a nation.
"Depended" is the past participle of "depend".
The answer will depend on the south of WHAT!The answer will depend on the south of WHAT!The answer will depend on the south of WHAT!The answer will depend on the south of WHAT!
fossils
The simple past of know is knew and the past participle of know is known.
They are historians.
That's the past of the verb "depend".