Numbers have been used by humans for thousands of years, dating back to around 30,000 BC with notches found on bone and stone tools. The concept of numbers evolved over time, leading to the development of advanced number systems in ancient civilizations like Sumerians, Egyptians, and Babylonians.
First, you need to prospect it, than you need to mine for it. Minerals can appear in caves.
The first cells appeared on Earth approximately 3.5 billion years ago during the Archean Eon. These cells are believed to be simple, single-celled prokaryotes.
Stromatolites first appeared on Earth around 3.5 billion years ago. These structures are formed by the activity of microbial communities, primarily cyanobacteria, and are some of the earliest known evidence of life on our planet.
Earth's nearest neightbor
Sagittarius should appear highest in the sky at midnight right around the First of the Year, and it doesn't matter where on Earth you are.
yes
Chick or the egg!
In someones pants??
well the first thing was algae...and formed from there on
bacteria
Read your science book chapter . It is on the first page.
the animals come on earth because god put them there
About 475 million years ago
about 236,00 years ago.
I think when earth was cover in water.
It is so far back time the answer is unknown.
Rain first appeared on Earth approximately 2.4 billion years ago during the early stages of the planet's formation.