Clouds are classified according to their().
A、size
B、moisture content
C、altitude and how they were formed
D、location in a front
A、size
B、moisture content
C、altitude and how they were formed
D、location in a front
A、are sheet or layer clouds B、have undergone great vertical development C、are middle or high altitude clouds D、are rain clouds
A、rising air currents produced by the warm islands B、warm air from the sea rising over higher land areas C、cool land air mixing with warm sea air D、descending air over the islands
A、rising air currents produced by the warm islands B、warm air from the sea rising over higher land areas C、cool land air mixing with warm sea air D、descending air over the islands