Physical and Chemical Changes - 1

Cutting a log of wood into pieces is a which change

Condensation is a

When carbon dioxide is passed through lime water, it turns milky due to the formation of

Two methods by which rusting of iron can be prevented are

Changes in which only physical properties of a substance change are called .

A medicine is the end product of a chain 0f

Formation of manure from leaves is a physical change.

• false

• true

Iron pipes coated with zinc do not get rusted easily.

• true

• false

Iron and rust are the same substances.

• true

• false

The chemical name of baking soda is Sodium hydrogencarbonate.

• true

• false