Question

Fill in the blanks with the correct words.
1. Melting of ice-cream is an example of a/an .................... (reversible/irreversible) change.
2. Ripening of fruits is an example of a/an .................... (reversible/irreversible) change.
3. Cooking of foood is an example of a/an .................... (reversible/irreversible) change.
4. Breaking of glass is a .................... (physical/chemical) change.
5. .................... (Heating/Cooling) causes steam to change into water.

Answer 1

1. Melting of ice cream is an example of a reversible change.
2. Ripening of fruits is an example of an irreversible change.
3. Cooking of food is an example of an irreversible change.
4. Breaking of glass is a physical change.
5. Cooling causes steam to change into water.