a comet estimated to be roughly the size of mars
The moon was formed about 4.8 billion years ago.
Nothing with any detail; Pangaea broke up millions of years ago.
they both have gravity and the moon did once have water but not anymore and life may have been to inhabit it millions of years ago
There were no cities millions of years ago.
it would be around 650 millions of years ago
millions and millions of years ago
Because the moon has no weather, wind, rain, etc, to wear the craters down. Things existing in a frozen vacuum where nothing ever happens tend to stay the same way for millions of years without changing - like the craters on the moon.
Nothing. While limestone existed millions of years ago there were no people to give it a name.
as other people say moon come from the earth so it means that when the earth was formed millions years ago something hit earth and a part of earth riped apart and that was the moon
how were the salt mines formed millions of years ago.
Millions of years ago .
.02 million years ago 2.0x10-8