A warm front forms when
Acold air moves up over warmer air.
Ba warm air mass meets another air mass of the same temperature.
Cwarm air glides up over colder air.
Dthe temperature in a warm air mass increases. Reset Selection
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Acold air moves up over warmer air.
Ba warm air mass meets another air mass of the same temperature.
Cwarm air glides up over colder air.
Dthe temperature in a warm air mass increases. Reset Selection