Fill in the blanks.

Question:

 Fill in the blanks.

(a)A ……….. process in which a substance reacts with ……….. to give off heat

is called combustion.

(b) When the clothes of a person catch …………the person is covered with a…………… to extinguish fire.

(c) The………….. temperature at which a substance catches fire is called its…………..temperature.

(d) The substances which gave very …………..ignition temperature and can easily catch fire with a flame are called………….substances.

(e) The substances which vaporise during……………..give flame.

Solution:

(a) chemical, oxygen

(b) fire, blanket

(c) lowest, ignition

(d) low, inflammable

(e) burning

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