Winds, Storms a...

Increased wind speed is accompanied by

What is the name given to the swift movement of the falling water droplets along with rising air that creates lightning and sound?

What is the wind speed in the cloudy region at the centre of a cyclone?

Which of the following safety measures should be adopted by people living in coastal areas to protect themselves from a cyclone?

Winds in the northern hemisphere swerve to the right and winds in the southern hemisphere swerve to the left because of

In an experiment, A holds the shortest end of paper just under his mouth and blows over the paper and the paper rises up. Which of the following conditions exists around the paper?

Ramesh filled his water bottle with hot water and closed its cap tightly. His bottle got distorted when he washed it with cold water. Which of the following is the correct reason behind this?

You have two balloons filled with water. They are tied at two ends of a stick with a string such that they do not touch each other, and there is very less space between them. When you blow in the space between the balloons, what will happen?

Where does a cyclone get its energy from?

A curtain is hanging at the entrance of a room. A long corridor runs at right angles to the door. If the strong wind blows along the corridor, the curtain will

During a cyclone in the northern hemisphere, air moves from a region of

Which of the following areas is/are best suited for formation of air masses?

A. An extensive area with broadly uniform surface of earth.
B. Areas having cyclones.
C. Hot deserts in tropical regions.

Select the correct answer using the codes given below.

Consider the following statement about the North-East Monsoon in India

A. They are retreating monsoon.
B. They are responsible for rainfall along the Coromandel coast of India.
C. They pick up moisture from the Bay of Bengal before rainfall.

Which of the above statements are correct?

Which one of the following is NOT recommended during lightening or thunderstorm?

Pick up the correct statement(s).

A. A thunderstorm becomes a cyclone when a very high pressure is accompanied by low speed winds revolving around it.
B. A gradual rise in air pressure indicates dry weather.
C. The formation of cyclones depends upon the temperature and pressure.