which of the following changes takes place when heat is given?
a) heating of iron
b) the grinding of wheat into flour
c) curding of milk
d) folding a paper to make a paper boat.
a) heating of iron
b) the grinding of wheat into flour
c) curding of milk
d) folding a paper to make a paper boat.
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Answer:
heating of iron
is right answer
Answer:
a) heating of iron ✓✓
is right answer