Adaptive Practice
Combustion and Flame
8 questions • Earn up to 73 XP • First attempt — go for 100%!
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Question 1 of 8
⏱ 0:30
Easy
What is combustion?
Easy
Which of the following is NOT necessary for combustion to occur?
Easy
In the context of combustion, what is the 'fuel'?
Medium
Which part of a candle flame is the hottest?
Medium
Why does the yellow part of a candle flame glow?
Medium
Which of the following is a sign of incomplete combustion?
Easy
In a cricket match, why do players avoid lighting fire near the pitch?
Easy
Which gas is mainly responsible for supporting combustion?