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15
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What are the two things produced during a rapid combustion?
heat and light
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15
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name the types of combustion .
Rapid combustion, Explosion and spontaneous combustion
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seesaw
Swap points!
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shark
Other team loses 25 points!
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shark
Other team loses 15 points!
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thief
Give points!
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20
×
What is combustion ?
The process of buring of a substance in the presence of air or oxygen with the liberation of heat and light is called combustion.
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15
×
What are the three conditions necessary for combustion?
presence of combustible substance, presence of supporter of combustion, ignition temperature
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baam
Lose 10 points!
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star
Double points!
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fairy
Take points!
5
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25
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baam
Lose 25 points!
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banana
Go to last place!
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gold
Win 50 points!
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rocket
Go to first place!
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banana
Go to last place!
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15
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Name two common types of fire extinguishers.
Carbon dioxide and soda-acid fire extinguisher
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15
×
_____________ is the minimum temperature at which a substance catches fire and burns.
Ignition temperature
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15
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Explosion is the evolution of----------
Explosion is the evolution of----------
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15
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Differentiate between Complete and incomplete combustion.(3 points each)
Complete combustion occurs when there is enough Oxygen, while, incomplete combustion occurs when there is no enough oxygen.
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15
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combustion is only possible if the substance is ______________.
combustible
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