Question

state the condition under which a piece of wood can start burning when left in air​

Answer 1

Answer:

Answer:The lowest temperature at which a combustible substance starts burning in the presence of air is called ignition temperature. The substance that has very low ignition temperature and hence, can catch fire easily are called inflammable substances.

Answer 2

Explanation: The lowest temperature at which a combustible substance starts burning in the presence of air is called ignition temperature. The substance that has very low ignition temperature and hence, can catch fire easily are called inflammable substances