Question

Qswhat are physical and chemical changes? Give two examples of each answer for class5

Answer 1

Answer:

physical change means new substances will not form

it is called temporary change

ex cutting of tree

chemical change means new substance will not form

it is called permanent change

ex rusting of iron

Answer 2

Answer:

some examples of physical change frizzing of water melting of wax boiling water etc. a few example of chemical change digestion of food burning of coal rusting of etc. physical changes is easily reversible i.e orizinal substances can be recovered

THANK YOU