State the differences between solid, liquid and gas.

Purna Chandra does not recognise the difference between solids and liquids. Prepare some questions, by which he can understand the differences between them.

State the difference between the two: Rods and cones.

State the difference between macro nutrients and micro nutrients.

Give the order of entropies of solid, liquid and gas.

State the difference between the two: Pinna and Tympanum.

State the difference between the two: Iris and Pupil.

State the differences between convex and concave mirrors.

State the differences between convex and concave mirrors.

Write decreasing order of the distance between the atoms of solid, liquid and gas.

Write four differences between ideal gas and real gas.