Name _________________________
#10 Date ______________ Core _____
Winds and Clouds
Winds: Read pages 98 – 104 and complete the notes below as you read. The notes are found in order.
Wind - ____________________________________________________________________________
-> Winds are caused by ________________________________________________________
Measuring wind (2 factors):
-> ___________ ____________ - measured with ___________________________________
-> ___________ ____________ - measured with ___________________________________
Wind-chill factor - ___________________________________________________________________
Local winds – winds that _____________________________________________________________
and are caused by _______________________________________ within a small area.
-> Sea Breeze - _______________________________________________________________
-> Land Breeze - ______________________________________________________________
Global winds – winds that _____________________________________________________________ and are also created by _________________________________________________, but occur over a ______________ ________________.
-> ________________ _______________ - shift in wind direction caused by Earth’s rotation.
-> Doldrums – occur near the __________________, winds are ________________________.
-> Trade Winds – warm, steady winds that blow towards the ___________________________
- found between ____° and ____° north and south latitudes.
-> Prevailing Westerlies – strong winds that blow from the ____________ to the ___________
- blow towards the _______________________.
- found between ____° and ____° north and south latitudes
->___________ __________________– cold, weak winds that blow from the east to the west.
- blow towards the _______________________.
- found between ____° and ____° north and south latitudes.
-> Jet Streams – bands of high-speed winds above ____km that blow from ________ to east.
- Have wind speeds between _______ and _______ greatly influence weather

Clouds: Read pages 107 – 112 and complete the notes below as you read.
Humidity - _________________________________________________________________________
- Relative humidity is measured with a ___________________________________________
Dew point - ________________________________________________________________________
Clouds – a visible form of condensation in the atmosphere
-> Classified by… _____________, precipitation and altitude
-> 3 basic shapes - ___________________ (wispy)
- ___________________ (heaped and fluffy)
- ___________________ (layered)
-> Precipitation – clouds with “nimbo” in their name are precipitation clouds
-> Altitude:
-- High clouds (above 6,000m or ____km)
- cirrus –wispy feathery clouds made of _____________ __________________.
- cirrocumulus – look like ____________________________________________
- cirrostratus – continuous, thin layer of high clouds
-- Middle clouds (_________m - __________ or 2km - 6km)
- altocumulus – small puffy cumulus clouds in groups
- altostratus – layered “___________- ___________” clouds
--Low clouds (below 2,000m or ____km)
- stratus – flat layers that cover _______________________________________
- cumulus – puffy, white clouds called “__________ _____________” clouds
- nimbostratus – uniform flat, grey clouds that produce precipitation
- cumulonimbus – towering clouds with ________ ________, often referred to as
anvil-shaped. Thunderstorm clouds.
Cloud cover – the amount of sky covered by clouds
-> clear – cloudless sky or clouds cover less than 1/10 of the sky
-> scattered – clouds cover between 1/10 and 5/10 of the sky (more blue than clouds)
-> broken – clouds cover between 5/10 and 9/10 of the sky (more clouds than blue)
-> overcast – clouds cover greater than 9/10 of the sky