A chemical process in which a substance reacts with oxygen to give off heat is called
A) Conduction
B) Conjunction
C) Combustion
D) Confusion
Correct Answer:
Verified
Q2: Fuel may be
A)Solid only
B)Solid,Liquid or gas
C)Liquid only
D)Gas
Q3: The amount of heat energy produced on
Q4: The substances which have very low ignition
Q5: When we heat water in a paper
Q6: When oil or petrol catches fire, water
Q7: In combustion
A)Both heat and light is produced
B)Only
Q8: A person caught fire on clothes is
Q9: Ignition temperature is
A)The maximum temperature at which
Q10: Explosion takes place because of
A)Release of large
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