HARD
8th CBSE
IMPORTANT
Earn 100

Explain an activity to show that air is essential for combustion.

Important Questions on Combustion and Flame

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 1>Q 9
What is combustion? Explain various types of combustion.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 2>Q 1
Give examples of two solid fuels.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 2>Q 2
Define the term ignition temperature.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 2>Q 4
Write the differences between burning of candle and burning of coal.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 2>Q 5
Classify the fuels on the basis of their states.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 2>Q 6
Explain the principle of fire extinguishing.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 2>Q 7

Non-luminous zone of a candle flame is hottest.

EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 6 - Combustion and Flame>TEST ASSIGNMENT NO. 2>Q 7
Fuel, air and _____ are the necessary requirement for the combustion.