2. Read pg 139 (down to word plastics) Chem 4 You
a. Define the word hydrocarbon…. | |
b. What is crude oil made from? | several hydrocarbons and plants and animals from millions of years ago |
c. Define the word compound…. | 2 or more different elements chemically bonded together |
d. Define the word mixture….. | several compounds or elements not chemically bonded |
4. Read pgs 140 & 141 Chem 4 You and add these to the table above
d. How long does crude oil take to make? | about 150,000,000 years |
e. Where does the energy in crude oil originally come from? | the sun |
f. How is crude oil different from coal? | crude oil came from plants and animals from the sea and oil came from trees that were under swamps and crude oil is a hydrocarbon and oil is not |
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? | either pipeline or with oil tankers which bring the oil around the world |
5.6 part d. the substances in a mixture are physically combined
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