text: what are the different cloud types?   high clouds - 20,000 feet and up  cirrus clouds  cirrostratus "halo" clouds  cirrocumulus clouds   middle clouds -between 6,500 and 20,000 feet  altostratus clouds  altocumulus clouds  cumulonibus (mamma) clouds   low clouds - between the ground and 6,500 feet  stratus clouds  stratocumulus clouds  stratus fratus clouds   vertical-development clouds - can be any height  cumulus clouds  cumulonimbus clouds  growing congest cumulus clouds