Oil is a nonrenewable resource and was formed actually one of the first sea animals. When the sea animal died, it would slowly turn into a liquid substance because of the earths core and that's why.
Millions of years
No you can not replace them.
Crude oil forms from the remains of marine organisms that have been buried under layers of sediment and subjected to high heat and pressure over millions of years. The process typically takes tens of millions of years for crude oil to form under the right conditions.
Coal and natural gas are great resources because they do take millions of years to replace and have a virtually endless supply.
Crude oil forms in the Earth's crust over millions of years through the decomposition of organic matter under high pressure and temperature. It typically takes anywhere from 1 to 3 million years for crude oil to form.
It will take millions millions of years for that to happen.
it can take from around 5 minutes to millions and millions of years
volcanoes take millions of years to occur. it changes earth's surface.
Millions and millions of years.
Millions and millions of years
Metamorphic
30 years give or take a fue