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Exploring God's World Chapters 9-10

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
What is the top layer of soil which is dark and rich in minerals called?   topsoil  
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What is the soil below the topsoil called?   subsoil  
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What is the soil considered if plants grow well?   fertile  
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What returns to the soil the minerals that plants took out?   fertilizer  
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What is the loss of soil by water and wind called?   soil erosion  
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Is the earthworm, shrew and skunk helpful to the farmer?   yes  
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Is the mole and field mouse helpful to the farmer?   no  
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What is the condition of the air called?   weather  
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What is the layer of air that surrounds the earth called?   atmosphere  
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What are the three things which cause weather?   heat, water and wind  
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What covers almost three fourths of the earth's surface?   water  
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What comes mostly from the sun?   heat  
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What is moving air called?   wind  
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What does absorb mean?   to soak up  
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What does radiate mean?   to send out rays of heat  
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What does evaporate mean?   to change into vapor  
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What is it called when water evaporates?   water vapor  
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What are the three forms of water?   solid, liquid and gas  
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What are perfectly round?   raindrops  
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What forms when molecules of water vapor freeze?   snowflakes  
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What is another word for freeze?   crystalize  
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How many sides do snowflakes have?   6  
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What are the four forms of precipitation?   rain, sleet, snow and hail  
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What are frozen ball of rain?   hail  
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What is rain that has fallen through freezing rain?   sleet  
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What is humid?   to be full of water vapor  
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What is lightning?   electricity that jumps from cloud to cloud or from cloud to earth  
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What sound does lightning make?   thunder  
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What are the safest place to be in a thunderstorm?   car or building  
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What is another name for a tornado?   twister  
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What are the three most common storms called?   hurricane, tornado and thunderstorm  
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What is a whirling windstorm that begins over the ocean called?   hurricane  
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What is a windstorm that builds up over hot land?   tornado  
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What is a rainstorm that includes lightning?   thunderstorm  
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