List any two properties of particles of matter.

What happens to the heat energy that is supplied to a solid once it starts melting?

Give reasons:
$(a)$ Steam produces more severe burns than boiling water.
$(b)$ We are able to sip hot tea faster from a saucer rather than a cup.
$(c)$ Water kept in an earthen pot becomes cool during summer.

State whether the following statement is true or false:
The force of attraction between the constituent particles in any form of matter is known as intermolecular force.

How do the following factors affect the rate of evaporation of a liquid?
$(a)$ Surface area
$(b)$ Temperature
$(c)$ Humidity

Comment on the following statements :
$(a)$ Evaporation produces cooling.
$(b)$ Rate of evaporation of an aqueous solution decreases with increase in humidity.
$(c)$ Sponge though compressible is a solid.