True A+
By not burning any thing
By avoiding bush burning,erosion and other activities harmful to the soil
Because it fills our air with harmful chemicals such has carbon monoxide and hydrogen.
They are harmful because they react with water too make acid rain
due to harmful gases produced on burning something or due to smoke given out by factories, our environment get effected
true
true
true
the physical and chemical changesthat are harmful to us are burning of anything in this anew substance may be formed or may not be and it will be harmful because burning is very dangerous the physical and chemical changesthat are harmful to us are burning of anything in this anew substance may be formed or may not be and it will be harmful because burning is very dangerous
Burning is harmful because : 1-If the fire gets out of control, it can harm us and our homes. 2-Carbondioxide comes out of the fire which is harmful for our health and our environment. Anonymous
only if threatened
The bat star, also known as sea bat, is a type of echinoderm. It is harmful because it oozes very acidic digestive juices when it feels threatened.
By not burning any thing
Burning
harmful effects of solution and colloids
harmful effects of solution and colloids
That depends on what is burning.