Question

2. Fill in the blanks : [1 mark each]
reaction
(1) In the sun, heat and light are produced by
(2) The lowest temperature at which a substance catches fire is called
temperature.
(3) At the top of matches a chemical
substance.
is used as a combustí
(4) At the top of matches a chemical
agent
is used as an oxidis
(5) The type of combustion in which any substance starts to burn wh
exposed is called
combustion.​

Answer 1

Answer:

1 Ans:Nuclear fusion. 2.Ans:Ignition temperature. 3ans: Potassium chlorate .4ans:oxiding agent. 5ans: combustion.