| A | B |
| forms when air moves over cold water | sea fog |
| forms on long, clear nights when air cools by touching the ground | radiation fog |
| term used to describe a cloud from which rain is falling | nimbus |
| prefix used to describe clouds that are at med height | alto- |
| when ice crystals stick together... | wet snow |
| when ice crystals melt ... | ordinary rain |
| ice crystals melt and refreeze on the ground... | freezing rain |
| ice crystals fall singly to the earth... | dry snow |
| ice crystals melt and refreeze in the air... | sleet |
| small piece of ice tossed up and down inside a cloud, when it becomes too heavy, it falls to the earth | hail |
| also know as "thunderhead" | cumulonimbus |
| clouds made of very small ice cystals | cirrus |
| sheets of clouds that produce rain | stratus |
| family with layers of flat clouds | stratus |
| family of wispy, curly clouds that are very high in the atmosphere | cirrus |
| family of puffy, bulgy clouds | cumulus |
| broad, flat top of a cumulonimbus cloud | anvil top |
| produced when opposite electrical charges build up in very tall clouds | lightning |
| True or False: thunder is actually the shock waves that come from rapid expansion os superheated air | TRUE |
| thunderstorms usually come from which direction | north or west |
| clam region in the center of a tornado | eye |
| type of storm that packs the most destructive power into the smalles space | tornado |
| During a tornado, the SAFEST place one can be | underground |
| row of thunderheads, builds up in the front of advancing air | squall line |
| warmer air can hold MORE or LESS water vapor? | MORE |
| At any temperature, when the air is holding the most water vapor it can hold, what is the %? | 100 |