Name_______________________________________Date______________________#______________ Weather Study Guide 1. List the gases that make up air. a)__________________b)__________________c)___________________d)________________ 2. Label the arrows. Show how oxygen and carbon dioxide move between plants and animals. ______________________ PLANTS ANIMALS ______________________ 3. Circle the points at which air pressure would be lowest. Draw a box around the point at which air pressure would be highest. TOP OF A MOUNTAIN BOTTOM OF A MOUNTAIN 4. 5. Read the clues. Then identify the layer of the atmosphere that is being described. CLUE LAYER OF THE ATMOSPHERE a. Coldest layer b. The layer in which weather occurs c. The layer in which space shuttles orbit d. The layer that keeps some harmful rays of Sun from reaching the Earth a. ____________________ b._____________________ c. _____________________ d. _____________________ What are the three states of water? a.________________________________________ water is changing from a liquid to a gas b.________________________________________ water is changing from a gas to a liquid c. _______________________________ any form of water that falls from clouds to Earth. Draw a diagram of the water cycle. Use arrows to show the movement of water as it evaporates, condenses, and falls to the ground as precipitation. Draw each kind of cloud. Tell what kind of weather each type brings. a. Cirrus clouds:__________________________________________________ b. Cumulonimbus clouds:_________________________________________________ c. Cumulus clouds:_________________________________________________________ d. Stratus clouds: ______________________________________________________________ Read each clue. Identify the type of precipitation being described. Precipitation is any form of water that falls from clouds. CLUE TYPE OF PERCIPITATION a. ___________________ Forms when drops of rain freeze and are tossed up and down in a cloud many time b. Most common form of precipitation c. Rain that freezes as it falls d. Falls when water vapor in a cloud forms ice crystals ___________________ ___________________ ___________________ Describe the stages of the water cycle. a. Water ____________________________ from bodies of water. b. It ________________________ in the air and forms _______________________. c. The droplets become heavier and heavier. They fall to Earth’s surface as _____________________________________. Label each weather instrument. Tell what it measures. a. Instrument __________________________ measures: ________________________ b. Instrument: __________________________ measures:_________________________ c. Instrument:__________________________ measures:____________________________ Wind is caused by air that is moving A. B. C. D. From areas of low pressure to areas of high pressure From areas of high pressure to low pressure From dry areas to wet areas From warm areas to cool areas The air in an air mass has about the same (a)______________________________(b)________________ (C) ____________________________ Complete the diagram to describe a cold front. A. A cold air mass meets a ________________________ air mass. B. The cold air moves _________________ the warm air, pushing it up. C. As the warm air rises _______________________ form and _______________________ occurs. Complete the diagram to describe a warm front. A. A warm air mass pushes into a _______________________ air mass. B. The warm air moves ___________________________ the cold air. C. Layers of __________________________ form and _____________________ falls.