EASY
8th CBSE
IMPORTANT
Earn 100

What is combustion?

Important Questions on Combustion and Fossil Fuels

MEDIUM
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
Differentiate between combustible and non-combustible substances. Give two examples of each.
MEDIUM
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
Differentiate between complete combustion and incomplete combustion.
EASY
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
State the three necessary conditions for combustion.
MEDIUM
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
What is ignition temperature? Why are substances such as alcohol and petrol called inflammable substances?
MEDIUM
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
Describe the two common type of fire extinguishers.
MEDIUM
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
Differentiate between luminous and non-luminous flame.
MEDIUM
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
What is fuel? Give two examples each of solid, liquid and gaseous fuels.
MEDIUM
8th CBSE
IMPORTANT
OXFORD New Science In Everyday Life 8>Chapter 5 - Combustion and Fossil Fuels>Exercises>Q C
Why are methane and LPG considered ideal for use as domestic fuels?