Study of Weather Geography - Study of Weather

The amount of cloud cover in the sky is expressed in ________

Planetary winds are also called permanent or _________winds.

Humidity refers to the amount of moisture or __________ present in the air.

The pressure difference causes horizontal movement of air called wind and vertical movement of air called ____.

The temperature of a place depends upon its __________ ocean currents, winds, cloud cover, and slope, and aspect.

Cyclones and anticyclones are examples of variable winds.

 The direction of wind blowing on the surface of the earth is affected by the Coriolis force.

Heavy rainfall occurs on the leeward or rain shadow side of highland.

 ‘4 o’clock showers’ are caused by cyclonic rainfall.

A rise in temperature causes more condensation while a fall in temperature results in evaporation.

With the help of your atlas, encyclopedias, and the Internet, find out about the climate of these places.

1. Mumbai
2. Delhi
3. Kolkata
4. London
5. New York
6. Sydney

How is the cloud cover shown on a weather map? Give examples.

Name the various forms of precipitation.

Name the factors that determine the temperature at a place.

What are planetary winds?

Many people leave their pets in parked cars. They think they will be gone for a few minutes, or it will be alright to leave a window open. The temperature inside a parked car can rise up to more than 50°C in a matter of few minutes, irrespective of it being a hot or a cloudy day.
What would be the right thing to do if you see a pet locked inside a car on a hot day?

1. The diagram alongside illustrates one of the factors that affect temperature. What is it?
2. Which side of the mountain is likely to have houses and be covered with trees?

 

What are the elements that determine weather and climate?

What are the local winds? Give a few examples.

Explain the different forms of condensation: fog, mist, and dew

How does the following element influence the weather of a place?
Pressure

How does the following element influence the weather of a place?
Temperature

Give a brief description of the Westerlies in the northern hemisphere.

What do you understand by the term ‘4 o’clock showers’?

How is weather different from climate?

In your notebook, draw neat, labelled, coloured sketches of the three different types of rainfall. Alongside each diagram, briefly describe in your own words, how each type of rainfall occurs.