5th - U7 L1 - Weather Flashcards
(60 cards)
What happens as water vapor rise up
They lose heat energy
What forms water vapor?
Clouds
As water vapor particles become colder they
They lose speed and come closer together
The appearance of clouds depends on
How high it forms in the atmosphere
Cirrus clouds
Form at the highest altitude
Form from_____________
Are wispy and feathery
Cumulus clouds
Form at middle altitudes
Appear puffy
Stratus clouds
Form at low altitude
appear flat gray blanket
Lower clouds form from water droplets
They appear Gray or black
Lower clouds are gray because
They are dense and sunlight is unable to pass through
Fog
It is a cloud that forms near the ground
Fog forms when
____________
Clouds in the air contain
Water droplets
Clouds become thick and gray when
Drops Collide
The drops from the clouds fall to the ground as precipitation when
They get to heavy
Liquid precipitation is
Rain
Precipitation falls as rain when
The air temperature is warm and water vapor is_______
Solid precipitation
When the air temperature is below the freezing point of water, water vapor forms this
Hail forms in
Some thunderstorm clouds when something collides and lots of ice____??????
Sleet forms when
Raindrops fall through a layer of dry cold air near the ground
Snow forms when
The air temperature is below freezing
precipitation is measured in
Units of centimeters or inches
rain is measured using a
Rain gauge
A rain gauge is
Something something that has a scale marked on it and centimeters or inches???
Snowfall is measured by
Meter stick or yardstick