Question

Do as directed :-Which activity would you do to prove that the temperature of a substance must reach

the combustion point of that substance in order to ignite it?
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Answer 1

Answer:

if you want to burn wood, you must have noticed, that when you take a block of wood, it does not burn right away. First, it requires to get heated up, then it burns. 3. Thus, it shows that ignition temperature is required for a substance to burn

PLS MARK BRAINLIEST

Answer 2

Answer:

nnk(kjhgghdfgnngsc nkvdvbnjh. bbh.