Prepare a maximum number of objective questions based on this unit and conduct a quiz competition in the class.

QUIZ COMPETITION

Ques. Name the term used to refer to the degree of hotness of the atmosphere.

Ans: Temperature.

Ques. Heat budget is the balance between

Ans: Insolation and terrestrial radiation.

Ques. The average temperature of a day is termed as?

Ans: 'Daily mean temperature'.

Ques. The difference between the maximum and minimum temperatures in a day is called?

Ans: Diurnal range of temperature.

Ques. Name the instrument used for measuring the maximum and minimum temperature in a day.

Ans: Maximum-minimum thermometer.

Ques. If isotherms are plotted by connecting the places having the highest temperature on earth, it will run almost parallel to the equator. Such an imaginary line is called.

Ans: Thermal equator.

Ques. Water content in the atmosphere is called.

Ans: Humidity

Ques. How to measure absolute humidity?

Ans: It is measured as the amount of water vapour present per cubic metre volume of air (g/m³).

Ques. How many thermometer wet and dry bulb thermometer consists of?

Ans: Two

Ques. In some instances, due to rapid fall in atmospheric temperature, water vapour directly condenses to solid state (snowflakes), this is referred to as

Ans: Sublimation

Ques. Name the different forms of condensation.

Ans: Frost, Clouds, Mist/Fog and Dew.

Ques. Name the four different types of clouds.

Ans: Cirrus clouds, Stratus clouds, Nimbus clouds and Cumulus clouds.

Ques. Name the four different types of clouds based on altitude.

Ans: High clouds (20000 to 40000 ft), Medium clouds (7000 to 20000 ft), Low clouds (< 7000 ft) and Clouds with great vertical extent (2000 to 30000 ft).

Ques. When the temperature falls below 0° Celsius, the precipitation reaches the earth in the form of tiny crystals of ice, this is referred to as

Ans: Snowfall

Ques. Name the different types of rainfall.

Ans: Orographic rainfall, Convectional rainfall and border rainfall.