Question

Burning a piece of wood and a piece of paper ,a wet cloth ,a iron rod what you can understand write in your own wars

Answer 1

Answer:

by burning all these pollution is created

paper will burn fast

wooden piece after burning generate more pollution

Answer 2

The understandings about the burning of the mentioned substances are as follows -

• Wood : The wood catches fire after a short period of time and burns for a long time. This long burning period creates a lot of pollution.

• Paper : The paper catches the fire very easily and burn for a short period of time. This short period of burning causes less pollution.

• Wet cloth : The wet cloth doesn't catch fire because the moisture present in the cloth,prevents the fire catching process.

• Iron rod : The iron rod doesn't catch fire. Instead of catching fire it becomes red hot after some time. This happens because the burning point of the iron is very high.

• Final conclusion : The burning of different substances are dependent on the physical characteristics of those substances.