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WorksheetsCombustion and Flame
Total questions: 10
Worksheet time: 2mins
If combustion is a chemical reaction, who are the reactants
Oxygen and fuel
Oxygen and heat
Fuel and heat
None of the above
Which is the most common byproduct of combustion?
Oxygen
Moisture
Heat
Nitrogen
Incomplete combustion can produce
Carbon dioxide
Carbon monoxide
Carbon trioxide
All of the above
The temperature at which a fuel catches fire is called ______.
Compression point
Ignition temperature
Burning point
None of the above
Non-combustible substances do not catch fire easily, because Choose the possible correct reason(s):
They have low ignition temperature
They have high ignition temperature
They don't react with oxygen
They are just made like that.
The ignition temperature of a fuel is 50 degree Celcius. At which of the following temperatures will it catch fire?
40 degree Celcius
45 degree Celcius
30 degree Celcius
55 degree Celcius
Which of the following is a explosive combustion?
Fireworks
Wood burning
Paper burning
None of the above
When a substance catches fire on its own, it is called
Rapid combustion
Explosion
Spontaneous combustion
Incomplete combustion
Combustion in which a substance burns quickly
Rapid combustion
Explosion
Spontaneous combustion
Incomplete combustion
If the ignition temperature of a material is 400 degree Celsius, it will catch fire at:
350°C
450°C
300°C
None of the above
