Question

the beaker wi
What do
coal is burnt.
food gets digested in our body.
iron nail is exposed to humid
atmosphere for a longtime.
we respire.
Do you notice
touch it. The
(quick lime)
cess heat ener
solves in wat
Test the natur
milk is converted into curd.
water is added to quicklime.
crackers are burnt.
What ist
What changes do you notice?
Are they physical changes or chemical
changes?
A red litmus
the above sol
lution.
Are they temporary changes or permanent
changes?
Acti
Take about​

Answer 1

Answer:

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