Question

Exercises >
a
С.
A. Choose the correct option.
1. Which of the following is not observed in a reversible change?
Stretching of rubber b. Change in size
Change in composition d. Change in appearance
2. Which of these is not a reversible change?
Coiling the string
b. Folding of paper
Freezing of water
d.
Burning of coal
3. Which of these is not an irreversible change?
a. Rusting of iron
b. Burning of paper
Melting of ice cream d. Ripening of fruits
4. Which of these changes are cu
a.
c.​

Answer 1

Answer:

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