Questions
Which one of the following place is unlikely to be affected by a cyclone.
- Chennai
- Mangaluru (Mangalore)
- Amritsar
- Puri
Which of the statements given below is correct?
- In winter the winds flow from the land to the ocean.
- In summer the winds flow from the land towards the ocean.
- A cyclone is formed by a very high-pressure system with very high-speed winds revolving around it.
- The coastline of India is not vulnerable to cyclones
An example of natural disaster is :
- Tsunami
- Flood
- Storm
- All of these
Which of the following plays an important role in the early warning systems.
- Satellites
- Moon
- Helicopters
- Submarines
Increased wind speed is accompanied by
- no change in temperature
- Reduced pressure
- increased pressure
- No change in pressure
When a vehicle, like a train, moves very fast a/an …………..is created tem temporarily behind it.
- Low pressure
- High pressure
- Eye
- Cyclone
The change in shape of a hot tin can when poured with cold water on it is due to the
- pressure inside the can is less than that outside
- pressure inside the can is more than that outside
- pressure outside the can is same as that inside
- Pressure inside the can is equal to the atmospheric pressure
The paper ball kept near the mouth of a plastic bottle will be pushed out because
- the air pressure inside the bottle is same as that at the mouth
- the air pressure inside the bottle is more than that at the mouth
- the air pressure inside the bottle is less than that at the mouth
- the pressure inside and outside the bottle same
Warm air is ___________than cold air
- Heavier
- lighter
- no difference in weight
- very much lighter
The centre of a cyclone is a calm area and is called the _________of the storm.
- eye
- Focus
- Centre
- Radius
The wind speed during the second cyclone that hit Orissa during the year 1999 on 29 th October was
- 260km/hr
- 200km/hr
- 150km/hr
- 100km/hr
A cyclone is called a________in the American Continent.
- Hurricane
- Typhoon
- Tornado
- Thunderstorm
A cyclone is called a____________in Philippines and Japan
- Hurricane
- Typhoon
- Tornado
- Thunderstorm
Which of the following is most likely to be in the 'eye' of a cyclone ?
- It is an area of high pressure
- It is an area of low pressure
- It has high speed winds
- It has lots of clouds
A dark funnel shaped cloud that reaches from the sky to the ground is called a
- Hurricane
- Typhoon
- Tornado
- Thunderstorm
A violent tornado travel at a speed of about
- 100 km/hr
- 200km/hr
- 300km/hr
- 50km/hr
Air moves faster between two places when the pressure difference between the place is
- less
- zero
- More
- equal to the atmospheric pressure
Which one of the following places is most likely to be affected by a cyclone
- Delhi
- Mangalore
- Amritsar
- Puri
The instrument that measures the wind speed in a cyclone is
- Anemometer
- Barometer
- Thermometer
- Ammeter
Which of the following is the best thing to do during heavy lightning?
- Lie on the ground in an open place
- Go into a water body
- Stay indoors, away from metallic doors and windows.
- Stand under a tall tree.