how are clouds classified?

• by shape and altitude
• by color and altitude

cumulus

• a rounded cloud at low or middle altitude
• a wide blanket type cloud at low or middle altitude

stratus

• a wide blanket type cloud at low or middle altitude
• a rounded cloud that starts low and extends at high altitude

cumulonimbus

• a rounded cloud that starts low and extends at high altitude
• thin wispy cloud at high altitude

cirrus

• thin wispy cloud at high altitude
• a rounded cloud at low or middle altitude

this is:

• cumulus
• cirrus

this is:

• stratus
• cumulus

this is:

• cumulonimbus
• stratus

this is:

• cirrus
• cumulonimbus

precipitation is

• liquid or solid water falling from the sky
• droplets join to create bigger droplets