Front Cyclone and Anticyclone

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1. A phenomenon caused by the reflection of thin veneers of cirrus and cirrostratus clouds in the west.
2. A result of the sun and moon aligning with the earth
3. A rare occurrence caused by a solar flare
4. A type of precipitation caused by warm air rising and cooling in the atmosphere.

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1. The temperature suddenly increases
2. The temperature suddenly decreases
3. The temperature remains constant
4. The temperature fluctuates rapidly.

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1. Cumulus clouds
2. Stratus clouds
3. Cirrus clouds
4. Nimbostratus clouds

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1. A type of precipitation that occurs in warm regions
2. A type of precipitation that occurs when a warm front of a cyclone arrives
3. A type of precipitation that occurs during the winter season
4. A type of precipitation that occurs during the summer season

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1. Cirrus clouds
2. Cumulus clouds
3. Nimbostratus clouds
4. Stratus clouds

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1. Short duration and intense
2. Long duration and intense
3. Short duration and gradual
4. Long duration and gradual

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1. The speed of the warm air rising
2. The temperature of the rising warm air
3. The amount of moisture and instability of the rising warm air
4. The amount of cold air in the region

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1. Clear skies and good visibility
2. Sunny weather with few clouds
3. Foggy weather and poor visibility
4. Scattered clouds and moderate visibility

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1. Strong winds blowing from the cold front
2. Sudden rise of warm air over cold air
3. Formation of cumulonimbus clouds
4. None of the above

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1. Hailstones
2. Rain
3. Snow
4. All of the above

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1. Rain, hailstones, and snow
2. Snow, hailstones, and rain
3. Snow, ice pellets, and rain
4. Rain, ice pellets, and snow

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1. Northerly and northeasterly
2. Southerly and southwesterly
3. Easterly and southerly
4. Westerly and northerly

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1. It becomes overcast with cumulonimbus clouds
2. It becomes cloudless and clear
3. It remains the same as before
4. It becomes hazy with stratus clouds

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1. Marked decrease
2. Slight decrease
3. Marked increase
4. Slight increase

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1. Decreases
2. Increases
3. Remains the same
4. Becomes variable

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1. Conditionally stable
2. Unstable
3. Neutral
4. Stable

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1. Heavy downpour with thunder and lightning
2. Drizzles through strato-cumulus clouds
3. Occasional convective showers
4. None of the above

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1. Short duration and less widespread
2. Long duration and widespread
3. Short duration and widespread
4. Long duration and less widespread

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1. Marked increase
2. Slight increase
3. Marked decrease
4. Slight decrease

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1. Northerly and northeasterly
2. Southerly and southwesterly
3. Easterly and southerly
4. Westerly and northerly

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