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EP Chapter 3

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Earth without ozone   organisms exposed to UV rays would die  
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How the atmosphere has changed over time   concentration of gases changes because of photosynthesis and respiration  
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Three aspects that support life on Earth   temperature, water, and oxygen in the atmosphere  
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Tectonic plates   most active region on Earth, collisions form mountains  
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Erosion   effects mountains, rocks, soil, removal and transportation of surface material  
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Producers   plants  
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Atmosphere   thin layer of gases around the Earth, caused by gravity  
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Stratosphere   location of ozone  
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Troposphere   most dense layer due to gravity, temperature and pressure decrease with altitude  
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Energy transfer   Earth is an open system  
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Convection   air that is constantly in motion  
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Radiation    
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Conduction   transfer due to direct contact  
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Parts of the Earth   core, crust, mantle  
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Inner core   4,000 to 5,000 degrees Celsius  
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Open system   matter and energy are exchanged with surrounding environment  
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Richter scale   magnitude of earthquake  
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Magma   molten rock in upper mantle  
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Greenhouse effect   keeps the earth warm enough for life  
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Hydrosphere   all of the water at or near the earth’s surface  
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Freshwater   mostly in ice caps and glaciers  
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Ocean   more salt  
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Salinity   measure of dissolved salts  
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Deep currents   flow along ocean floor  
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Surface currents   depend on hemisphere, wind driven, influence climates  
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Deep zone   bottom of thermocline to bottom of ocean  
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Biosphere   where all organisms can obtain energy  
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Matter   earth is a closed system  
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Seismic waves   help seismologist learn about the interior of the earth  
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Earthquake   vibrations caused movement along a fault line  
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Oxygen   2nd most abundant gas in atmosphere  
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Ozone   blocks UV rays  
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Water Cycle   movement of water into the air, onto land, and back to the water  
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Evaporation   water changing from liquid to vapor  
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Condensation   vapor to liquid  
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Recharge zone   surface of land that fills an aquifer  
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Created by: evroman
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