When do tornadoes form?
Awhen the air is suddenly heated by a lightning bolt
Bwhen many storm cells are arranged in a line along a front
Cwhen raindrops form out of rapidly condensing water vapor
Dwhen warm air that is near the bottom of a supercell moves in the opposite direction of cold air that is higher up
Awhen the air is suddenly heated by a lightning bolt
Bwhen many storm cells are arranged in a line along a front
Cwhen raindrops form out of rapidly condensing water vapor
Dwhen warm air that is near the bottom of a supercell moves in the opposite direction of cold air that is higher up