Question

Crude oil is ________.

a) composed of three different hydrocarbon molecules
b) formed less than 100 yards below the surface; in deeper places with more pressure, coal is formed
c) refined to separate the chemicals used for gasoline, lubricants, plastics, and other products
d) formed in a wide range of temperature and pressure circumstances
e) usable in its raw form

Answer 1

Crude oil is a naturally occurring, unrefined petroleum product composed of hydrocarbon deposits and other organic materials. A type of fossil fuel, crude oil can be refined to produce usable products such as gasoline, diesel and various forms of petrochemicals