Question

explain how can a matchstick light a splinter of wood but not a log of wood?

Answer 1

A matchstick can light a tinysplinter of wood but not a big log of wood.A splinter of wood has a low ignition temperature.A burningmatchstick can produce sufficient heat to reach the ignition temperature of the splinter of woodtherefore a matchstick can light a splinter of wood directly.
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Answer 2

A matchstick can light a tiny splinter of wood but not a big log of wood.Asplinter of wood has a low ignition temperature.A burning matchstick canproduce sufficient heat to reach the ignition temperature of the splinter of wood therefore a matchstick can light a splinter of wood directly.