Which of the following is a chemical change ?
A) Bursting of a fire cracker
B) Germination of seed
C) Coal formation from buried trees
D) Formation of clouds
a.
A, B, C, and D
b.
A, B, and D only
c.
B, C and D only
d.
A, B and C only
Answers
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Answer:
(d). A,B, and C only is right answer
Formation of clouds is a physical change because when water evaporates in the process of evaporation it goes into air and form clouds by the process of condensation . This water goes back to earth by precipitation. This process is repeated again and again.
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0
Answer:
Answer:A, B, C, and D all are right answer
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