question_answer

                                                                                                                                   It is difficult to burn a heap of green leaves but dry leaves catch fire easily. Explain.                                       

Answer:

As dry leaves have low ignition temperature than heap of green leaves because green leaves have water and other elements in them. So to ignite the green leaves/ we have to heat them up to ignition temperature of their constituents which is comparatively high. So/ it is easier to ignite dry leaves than green leaves.