1. which is an example of physical change
A.freezes to ice
B. Wood turns to alcohol
C. Naphthalene balls turn to vapour
D. Both a and b
2. it is the change of matter in form only not in composition
A. phsical change
B. Environment change
C. Chemical change
D. None of the above
pa answer po
A.freezes to ice
B. Wood turns to alcohol
C. Naphthalene balls turn to vapour
D. Both a and b
2. it is the change of matter in form only not in composition
A. phsical change
B. Environment change
C. Chemical change
D. None of the above
pa answer po
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for number 1
A
number 2
i think A too