MEDIUM
8th CBSE
IMPORTANT
Earn 100

How is petroleum formed? How is it extracted?

Important Questions on Coal and Petroleum

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 5 - Coal and Petroleum>Exercises>Q E
What is petroleum refining? Draw a labelled diagram of a fractionating column.
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 5 - Coal and Petroleum>Exercises>Q E
Name five products obtained from the refining of petroleum. List the uses of each.
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 5 - Coal and Petroleum>Exercises>Q E
List six things you can do to conserve fuels.
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 5 - Coal and Petroleum>Higher-order Thinking Skills>Q 1
Why do coal miners use battery-powered lamps rather than candles, lanterns or other types of open fires to light their way in the tunnels?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 5 - Coal and Petroleum>Higher-order Thinking Skills>Q 2
Why are natural gas and petroleum gas compressed and made into liquids for use?