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- 1. Multiple Choice
with increased speed of wind. The air pressure becomes __
low
high
- 2. Multiple Choice
Cold air is always ______. So, it rushes to take the place of warm air.
heavier
lighter
- 3. Multiple Choice
Wind blows from -
High pressure area to lower pressure area
Lower pressure area to higher pressure area.
- 4. Multiple Choice
When warm air rises up it creates_______.
low pressure area
high pressure area
- 5. Multiple Choice
What is the name given to the wind blowing from sea to land?
Thunderstorm
Land breeze
Sea breeze
Cyclone
- 6. Multiple Choice
Which part of the earth gets the maximum amount of sunlight?
North Pole
South Pole
Equator
Tropics
- 7. Multiple Choice
Which effect is created by high speed winds?
High pressure
Lightning
Rains
Low pressure
- 8. Multiple Choice
What happens to air on heating?
It contracts
It expands
Moves down
Stops moving
- 9. Multiple Choice
What is another name for cyclone in japan ?
Tornadoes
Typhoon
Hurricane
Thunderstorm
- 10. Multiple Choice
Which of these correctly defines wind?
Moving air
Hot air
Humid air
Cold air
- 11. Multiple Choice
Which of these statements about air is incorrect?
Air occupies space
Cold air is lighter than warm air
Air exerts pressure
All of these
- 12. Multiple Choice
Thunderstorms develop very frequently in areas having:
polar climate
tropical climate
desert climate
temperate climate
- 13. Multiple Choice
A car or a bus is not a safe place to take shelter during lightning.
True
False
- 14. Multiple Choice
What causes differences in air pressure?
even heating of the Earth
Even cooling of the earth
uneven heating of the earth
global warming
- 15. Multiple ChoiceWhich statement correctly defines wind?Wind is the movement of air from areas of low pressure to areas of high pressureWind is the movement of air to a colder area in the atmosphere.Wind is the movement of air from areas of high pressure to areas of low pressure.Wind is the movement of air pushed around and bouncing off Earth's surface.
- 16. Multiple ChoiceWhy does warm air rise?Warm air is more dense than cooler air.Warm air has more pressure than cooler air.Warm air is less dense than cooler air.Warm air has a higher dew point than cooler air.
- 17. Multiple Choice
Tool that measures air pressure
thermometer
altometer
barometer
chronometer
- 18. Multiple Choice
Air moves faster between two places when the pressure difference between the place is
Less
Zero
More
Equal to the atmospheric pressure
- 19. Multiple Choice
During the formation of rain, what happens when water vapor changes to rain drops?
Heat is absorbed.
Heat is released.
Heat is first absorbed and then released.
There is no exchange of heat.
- 20. Multiple Choice
Which property of air is shown with this experiment?
Air exerts pressure in all directions.
Pressure reduces when air moves with high speed.
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