a. Drizzle:
1. Falling of numerous uniform minute droplets of water with diameter of less than 0.5 is called a drizzle mm from low clouds.
2. Sometimes drizzles are combined with fog and hence reduce visibility.
b. Rain:
1. Rain is the most widespread and important form of precipitation in places having temperatures above the freezing point.
2. It occurs only when there is abundant moisture in the air. The diameter of a rain drop is more than 5 mm.
c. Sleet:
1. Sleet refers to precipitation in the form of pellets made up of transparent and translucent ice.
2. This precipitation is a mixture of snow and rain.
d. Snow:
1. Snow is formed when condensation occurs below freezing point.
2. It is the precipitation of opaque and semi opaque ice crystals.
3. When these ice crystals collide and stick together, it becomes snowflakes.‘
e. Heat:
1. Is the energy which makes objects hot, while temperature measures the intensity of heat.
