CBSE Science Class 7

Wind Storms and Cyclones

Wind Storms and Cyclones

Very Short Q&A:

Q1: Moving air is called ____________.
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Q2: State the cause of generation of wind.
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Q3: We fill air into a bicycle tube to keep it tight. True/False.
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Q4: Increased wind speed is accompanied by reduced _______________________.
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Q5: What is the direction of moving air?
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Q6: The greater the difference in air the faster the air moves. True/False
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Q7: Air ________________on heating.
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Q8: Warm air is ________________ than the cold air.
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Q9: Smoke goes up because______________
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Q10: From where, does the region close to equator get maximum heat?
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Q11: Define see breeze.
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Q12: When land breeze does occur in day or in night?
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Q13: What is beau fort scale?
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Q14: Who created beau fort scale?
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Q15: The monsoon wind carry ________________ and it rains.
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Q16: Hot, humid tropical areas like India.
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Q17: A thunderstorm is a storm with lightning and thunder. Its produced by a cumulonimbus cloud, usually producing gusty winds, heavy rain and sometimes hail.
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Q18: Thunderstorms are most likely to happen in the spring and summer months and during the afternoon and evening hours.
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Q19: Yes, despite their small size, all thunderstorms are dangerous.
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Q20: Thunderstorm.
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Q21: Lightning is an electric current. True/False.
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Q22: What is hail?
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Q23: What is a monsoon?
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Q24: High speed winds and air pressure difference can cause______________
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Q25: What do you mean by cyclone?
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Q26: How we can monitor cyclones?
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Q27: Which one of the following place is unlikely to be affected by a cyclone.
  1. Amritsar
  2. Puri
  3. Mangaluru
  4. Chennai
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Q28: In summer the winds flow from the land towards the ocean. True/ False
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Q29: The coastline of India is not vulnerable to cyclones. True/ False
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Q30: In winter the winds flow from the ____________to the _________.
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Chapter 8 Wind Storms and Cyclones