2 Clouds1. _Clouds- are a collection of millions of tiny water droplets or ice crystals
3 How do clouds form? 1. Warm air rises and cools 2. Water vapor is added to the air.3. Air eventually becomes saturated.4. Water vapor condenses on smoke, dust, salt, and other small particles_high in the air.5. Millions of droplets of liquid water collect to form a cloud.
4 Root Words 1. cumulus-puffy, flat-bottomed 2. nimbus-(nimbo)- heavy rain or rain cloud3. stratus-layered4. cirrus-lock or curl5. High-_cirro6. Middle- alto7. Low- strato
8 Clouds Cumulus Stratus Cloud Appearance How the cloud forms Weather indicationCumulusPuffy, whiteclouds withflat bottomsForm when warm air risesFair weather. When the cloud gets larger, may produce thunderstorms=CumulonimbusStratusForm in layers,Cover large areas,Sometimesblocking the sunCaused by a gentle lifting of a large body of air into the atmosphereNimbostratus-Dark stratus clouds that produce light to heavy, continuous rain
9 Cloud Cloud Appearance How the cloud forms Weather Indication Cirrus Thin, feathery, curl white clouds found at high altitudesForm when the wind is strongMay indicate bad weather is coming if the clouds thicken and lower in altitude
10 Cloud Project1. Cut out the 6 clouds, staple 2 blue sheets of paper together2. Use page 41 in your book as a guideline and label the height (altitude) on the right hand side of your paper.3. Glue the clouds in the correct altitude. Add lightning to the cloud that may produce thunderstorms, also shade in the cloud that may be gray because it produces rain.4. At the top of your paper, write the following root words and their meaning. Strato, alto, cirro, cumulus, stratus, cirrus, and nimbo
11 Word BankStratoAltoCirroPuffy, flat bottomedCirrusLayeredNimbus