The ____ gas and oil used by people every day were formed from ____ that lived millions of years ago. Sediments that have been deposited over millions of years create large amounts of pressure leading to the formation of ____ rock layers. Fossil Fuels are made from organisms that were living ____ of years ago.

Rankningslista

Visuell stil

Alternativ

Växla mall

Återställ sparas automatiskt: ?