It was believed by early people that the main source was meteorites.
the iron age happened about 2.5 million years ago. the iron age was followed by the stone age, which happened about 3 million years ago
people hundreds years ago used pencil and paper to measure
about 1900 years ago
hundreds of years ago
hundreds of years ago
Hundreds of years ago.
Hundreds of years ago? They had rulers and other forms of measurement. They had protractors, weights, most everything we have today that isn't electronic.
yes, plays started hundreds and hundreds of years ago
The light coming from it takes hundreds of years to reach us, so what you see when you look at it is light that left it hundreds of years ago. So if it did explode and die, then it would take hundreds of years for us to see it happen.
Hundreds of years ago.
they lived over hundreds of years ago
Yes, hundreds of years ago.