Question

17. Which of the following changes are
called physical changes?
A. Stretching of rubber band
B. Formation of curd from milk
C. Cutting of paper
D. Raw tomato to ripened tomato *​

Answer 1

Answer:

a , c

Explanation:

a. because it's due to the potential energy in the rubber band and it's an example of motion

c.cutting of paper is also a physically done assignment

Whereas curd formation is due to the chemical reaction with the microbes and phermentation

and ripening of tomato is a chemical change as it is irreversible..

Answer 2

Explanation:

a,c

the answer is above