Why is Chandigarh unlikely to be affected by a cyclone?

2

(a)

Discuss the major cause of winds.

2

(a)

Name the ocean which is mainly responsible to bring rain bearing monsoon winds to Kerala coast in June every year.

2

(a)

Enlist the other names of cyclone.

2

(a)

Suggest some precautions to be taken to prevent the roof of a tin sheet from flying away during a fierce wind storm.

2

(a)

Name the instrument which is used to measure the speed of wind.

2

(a)

A flag mounted on a flag post near the sea coast flutters in the direction of sea. At what time of the day does this happen - at mid-night or in the afternoon?

2

(a)

In the wind flow pattern, it can be found that the wind shown is not in the exact North-South direction. Explain why.

2

(a)

Monsoon winds are helpful. Do you agree?

2

(a)

Describe a tornado.

2

(a)

What is a lightning conductor? Why is it fixed on the top of high rise building?

2

(a)

List few damages caused by thunderstorm.

2

(a)

Explain how lightning take place.

2

(a)

What precautions you would take to provide protection against lightning?

2

(a)

Why do you think that a steel skyscraper has no need for lightning rods?

2

(a)