MEDIUM
8th CBSE
IMPORTANT
Earn 100

Name the useful substances obtained from petroleum and natural gas.

Important Questions on Coal and Petroleum

MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 1
What are exhaustible natural resources?
MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 2
What are fossil fuels?
MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 3
What do you mean by destructive distillation of coal?
MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 4
Write the uses of coke. 
MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 5
What are naphthalene balls used for?
MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 6
Why do we refine petroleum?
MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 7
What is CNG?
MEDIUM
8th CBSE
IMPORTANT
Focus Science in Everyday Life>Chapter 5 - Coal and Petroleum>Exercise>Q 8
Why should we conserve fossil fuels?