Unit Five Review Section 15.1 1) What is weather? 2) What is the atmosphere? 3) Identify the primary gases that comprise the atmosphere and the percentage of those gases. 4) What is water vapor? 5) What is ozone? 6) Why is ozone important? Section 15.2 1) What are pollutants? 2) What is the cause of most air pollution? 3) What is photochemical smog? (Use the glossary definition) Section 15.3 1) What is air pressure? 2) What is a barometer? 3) Identify the two types of barometers and how each one works. 4) What is altitude? 5) What is the relationship between air pressure and altitude? Section 15.4 1) How are the four main layers of the atmosphere classified? 2) Starting at the surface, identify the four layers of the atmosphere. 3) In which layer does most of the Earth's weather occur? 4) In which layer is the ozone layer found? 5) Which layer protects the Earth from meteorites? 6) What are the two sub-divisions of the thermosphere? Section 16.1 1) What are electromagnetic waves? 2) What is the Greenhouse Effect? Section 16.2 1) What is temperature? 2) What is a thermometer? 3) What are the freezing and boiling points of water on the Celsius scale? 4) What is heat? 5) What are the three ways that heat is transferred? 6) What is conduction? 7) What is convection? 8) What is radiation? Section 16.3 1) What is wind? 2) What causes all winds to blow? 3) What is an anemometer? 4) What is a wind vain? 5) What are local winds? 6) What are global winds? 7) Describe the sea breeze. 8) Describe the land breeze 9) Describe the doldrums. 10) Describe the trade winds. . 11) What is the Coriolis Effect? 12) What are the horse latitudes? 13) Which cools faster, land or water? 14) Which heats faster, land or water? Section 16.4 1) What is humidity? 2) What is relative humidity? 3) If a sample of air contains 14 grams of water vapor but has the capacity to hold 20 grams of water vapor, what is the relative humidity? 4) Use the chart on page 546 to determine the relative humidity if the dry bulb is 20 C and the wet bulb is 15 C 5) What is a psychrometer? 6) What is evaporation? 7) What is condensation? 8) When do clouds form? 9) What are the three main cloud types? 10) Describe cumulus clouds. 11) Describe cumulonimbus clouds. 12) Describe stratus clouds. 13) Describe cirrus clouds. Section 16.5 1) What is precipitation? 2) Describe rain. 3) Describe sleet. 4) Describe freezing rain. 5) What is a rain gauge? Section 17.1 1) Define tropical. 2) Define polar 3) Define maritime. 4) Define continental 5) Identify the four air masses that affect North America. 6) What is a front? 7) Define cold front and the weather associated with it. 8) Define warm front and the weather associated with it. 9) Define stationary front and the weather associated with it. 10) Define occluded front and the weather associated with it. Section 17.2 1) What is a storm? 2) In which type of clouds do thunderstorms form? 3) What is lightning? 4) What is thunder? 5) What is a tornado? 6) Where do most of the world's tornadoes occur? 7) Where should one go during a tornado? 8) What is a hurricane? 9) What is the eye of a hurricane? Section 17.3 1) What is a flash-flood? 2) What is the first rule of flood safety? Section 17.4 1) What is a meteorologist? 2) What is E1 Nino and where does it occur? 3) What is an isobar? 4) What is an isotherm? 5) Identify the symbols for cold, warm, occluded and stationary fronts on a weather map. Additional Information I) What are the main factors affecting the Earth's temperature? (page 597, BOLD PRINT)