EASY
8th CBSE
IMPORTANT
Earn 100

Give one example of each combustible and non-combustible substance.

Important Questions on Combustion and Flame

EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 2
What is the fuel of our body?
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 3

Write the products which are formed when magnesium burns with oxygen.


EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 4

If we cut off the supply of air for combustion of a substance, what will happen?


EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 5
At which temperature, a substance catches fire and starts burning?
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 1

Water is not suitable for fires involving oil and petrol. Why?

EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 2

Why we cover the fire (like a blanket) to extinguish fire ?

EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 3
White phosphorus burns in air at room temperature on its own. Which type of combustion is it?
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 6 - Combustion and Flame>Check Point>Q 1

If the supply of oxygen is not sufficient, will the fuels burn completely?