State whether the following statement is true or false:
The movement of tiny particles in a gas or liquid is called the Tyndall effect.

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.

Fill in the blanks :
$(a)$ Evaporation of a liquid at room temperature leads to a ........... effect.
$(b)$ At room temperature,the forces of attraction between the particles of solid substances are ........... than those which exist in the gaseous state.
$(c)$ The arrangement of particles is less ordered in the ........... state. However,there is no order in the ........... state.
$(d)$ ........... is the change of solid state directly to vapour state without going through the ........... state.
$(e)$ The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called ...........

$2 \, mL$ of Dettol is added to a beaker containing $500 \, mL$ of water and stirred. State four observations that you make.

Define the latent heat of fusion. Why does the temperature remain constant during the melting of ice?

State whether the following statement is true or false:
$-273^{\circ} C = 0 K$