Question

(class 6) (a)Give one difference between physical and chemical change?Give an example​

Answer 1

Answer:

for physical change= melting of an ice

for chemical change= rusting of an iron

Answer 2

Answer:

chemical changes:

o A chemical change is a permanent change.

o A few examples of chemical change are digestion of food, burning of coal, rusting, etc.

Physical changes:

o A Physical change affects only physical properties i.e. shape, size, etc.

o Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. .