Q1 of 22 Page 6

What is combustion?

A chemical process in which a substance reacts with oxygen to give off heat and light is called combustion.

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2 Define combustible substance. 3 With the help of given table, mark the combustible and non-combustible substances of your daily life

MaterialCombustible / non-combustible
Wood
Paper
Iron nails
Kerosene oil
Stone piece
Straw
Charcoal
Match sticks
glass
 4 Why we wrapped a blanket around a person who caught fire? 5 What is meant by ignition temperature?