Which clouds can signal nice weather is on the way?

• Nimbus, stratus 
• Cumulus, cirrus
•  Cirrus, stratus
•  Alto, cumulus

These clouds can produce severe thunderstorms.

• Altocumulus
• Cirrostratus
• Nimbostratus
• Cumulonimbus

Which cloud type forms higher than the others, and can indicate a coming warm front?

• cirrus
• cumulus
• nimbus
• stratus

Which clouds spread over a large area, are layered and can produce days of light precipitation?

• cumulus
• nimbus
• cirrus
• stratus

When water vapor at the surface changes from gas directly to ice crystals, what forms?

• dew
• fog
• frost 
• rain

What energy causes water to evaporate or transpire?

• Chemical 
• Thermal
• Mechanical
• Potential

When temperatures are below freezing, water vapor will condense directly from gas to ice crystals.  What is this called?

• precipitation 
• crystallization
• transpiration 
• collection

Rain, snow, sleet, and hail are all examples of-

• precipitation
• condensation
• transpiration
• accumulation

What water cycle process results in plants releasing water vapor from their leaves?

• precipitation 
• crystallization
• transpiration
• collection

 When water vapor at the surface condenses and temperatures are above freezing, what forms?

• dew
• fog
• frost
• rain