3) Define the following. a) Crude oil (b) Coke (c) CNG (d) Natural Resources.
Answers
Explanation:
(a)crude oil is unrefined petroleum.
(b)Coke is a grey, hard, and porous fuel with a high carbon content and few impurities, made by heating coal or oil in the absence of air—a destructive distillation process. It is an important industrial product, used mainly in iron ore smelting, but also as a fuel in stoves and forges when air pollution is a concern.
(c)Compressed natural gas is a fuel gas made of petrol which is mainly composed of methane, compressed to less than 1% of the volume it occupies at standard atmospheric pressure. It is stored and distributed in hard containers at a pressure of 20–25 MPa, usually in cylindrical or spherical shapes.
(d)Natural resources are materials from the Earth that are used to support life and meet people's needs. ... Oil, coal, natural gas, metals, stone and sand are natural resources. Other natural resources are air, sunlight, soil and water. Animals, birds, fish and plants are natural resources as well.
Explanation:
just ask your teacher.
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