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Living Science 8
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Chapter 5 - Coal and Petroleum
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EXERCISES
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Q 6
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MEDIUM
8th CBSE
IMPORTANT
Earn 100
In a petroleum well, crude oil is found above water. Which two properties of petroleum make it possible to form a layer of it above water?
Important Questions on Coal and Petroleum
MEDIUM
8th CBSE
IMPORTANT
Living Science 8
>
Chapter 5 - Coal and Petroleum
>
VALUES
Salma always switches off electrical appliances such as lights, fans, air conditioners, heaters, etc. When not in use. She says it saves coal and petroleum and helps the environment. Do you agree? Explain.
