Q-3
Classify the following into chemical changes and physical changes.
Are not usually reversible.
One or more new objects are formed.
No sound or gas is produced.
The shape or dimension of the object changes.
New smell is not produced.
Heat or radiation is produce.
Answers
Answered by
4
Answer:
a ) chemical change
b ) physical change
c ) Physical change
d ) chemical change
e ) a physical change
f ) chemical change
Answered by
0
Answer:
(a) chemical change
(b) physical change
(c) physical change
(d) chemical change
(e)chemical change
(f) physical change
Explanation:
(1) I don't know it deep
(2) one or more objects formed it means it formed anything new so it is physical change
(3) I don't know it deeply
(4) the shape and dimensions are changes so its mean s it doesn't formed new thing but its size ,color and shape also dimensions changes so it is chemical change
(5) it dosent produced new smell so it is chemicall change
(6) hhere heat and radiation produced so it is physical change
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