单项选择题

Widely spaced isobars on a weather map indicate（）.

A.High winds
B.Gentle breezes
C.Ice，snow or frozen rain
D.Probability of tornados

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热门试题

单项选择题

While on watch，you notice that the air temperature is dropping and is approaching the dew point.Which type of weather should be forecasted（）.

A.Hail
B.Heavy rain
C.Sleet
D.Fog

单项选择题

Which of the following statements concerning frontal movements is TRUE（）.

A.The temperature rises after a cold front passes
B.The barometric pressure rises when a warm front passes
C.A cold front generally passes faster than a warm front
D.A warm front usually has more violent weather associated with it than a cold front