Question

8. Think of at least six changes and classify them as reversible and irreversible changes.​

Answer 1

Answer:

cuttings of papers ,wood, clothes, card board, pebels irreversible

Answer 2

Reversible Changes•••••••

• Melting of ice.

• Boiling of water.

• Melting of wax.

• Stretching of a rubber band.

• Stretching of a spring.

• Inflation of a ballon

Irreversible Changes•••••

• burning of paper

• torning a paper

• breakind a glass ·

• rusting of iron ·

• cooking of food

• burning a peice of wood