Give two examples of forced convection.

Give two examples of natural convection.

Assertion : Warming a room by a heat blower is an example of forced convection. Reason : Natural convection takes place due to gravity.

Assertion : Warming a room by a heat blower is an example of forced convection. Reason : Natural convection takes place due to gravity.

Give some examples of force of friction.

Give some examples of force of friction.

Give two examples of Mollusca

Give one example of forced vibration.

Give two examples predators

Give two examples of : Colloid