a. Define the word hydrocarbon…. | a compound of Hydrogen and Carbon |
b. What is crude oil made from? | A mixture of hydrocarbon |
c. Define the word compound | 2 or more different elements chemically combined |
| 2 or more substances physically combined |
d. How long does crude oil take to make? | millions of years |
e. Where does the energy in crude oil originally come from? | The sun |
f. Give 2 differences of Coal and Crude Oil | Crude oil is formed by tiny animals and trees Coal is formed by trees and ferns |
g. Crude oil, coal and natural gas are collectively known as _________ fuels | Fossil |
h. How is crude oil transported when it is extracted from the ground? | 1)pumped up by a pipeline or 2) by a oil tanker |
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ReplyDeletePsi, good work, but you need to check questions d) and f), and your answers are exactly the same as Emma's
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