A change in which new substance
is formed
Changes in which physical
properties like shape, size and
state changes without formation
of new substance
Those changes which take place in
a long period of time
Those changes which we do not
want to take place
Slow change
Physical
change
Undesirable
changes
Chemical
changes
Answers
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5
Answer:
1 chemical changes
2 physical change
3 slow change
4 undesirable change
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