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Earth and Human Activity: Resources
Petroleum Power
Description
Petroleum Power
Geologists search for oil by studying folded rock formations called anticlines. Oil gets trapped in these rock layers and is brought to the surface using drilling rigs. The crude oil is then taken to refineries where it’s separated into fuels and useful materials like wax, fertil...
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Transcript
Oil is a dark liquid deep underground, usually trapped between rock layers. It formed from tiny ocean creatures and algae that died and sank to the sea floor millions of years ago.
Over time, these remains were buried under layers of sediment, away from oxygen. With heat and pressure building up, the organic material transformed into oil.<...
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