semester(science)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| what is the process in which layers or sheets of rock gradually break off | exfoliation
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| what is the expansion of desert conditions in areas where the natural plant cover has been destroyed is | desertification
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| is organic matter that decays and becomes part of soil | humus
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| is a naturally formed solid that is usually made up of one or more types of minerals | rock
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| which type of weathering actually changes the composition of the rock | chemical weathering
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| what causes limestone to dissolve leaving a cavern in the ground | acid in rainwater
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| what is formed when the roof of a cave falls in | sinkhole
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| the first stage of the erosion process is | weathering
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| what are two reasons why a foodplain is a good place to grow crops | 1.plenty of water
2.fertile soil
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| the pulling force that causes mass wasting is | gravity
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| identify and describe a type of mass wasting | when a rock or rock particles are pulled downward by gravity
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| explain how kettle lakes form | when a glacier melts it forms a bowl-shaped depression called a kettle lake
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| what is the name that was given to the supercontinent that was believed to have exsited millions of years ago | pangaea
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| name that scientist that proposed the theory of continental drift | alfred wegner
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| two plates that scrape past each other is what type of bounday | transform boundary
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| explain what happens during magnetic reversal | when the poles reverse
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| what occurs when one plate sinks beneath another | subduction
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| which of earths layers has been described as a shell around an egg | crust
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| which of earths layers is the densest | mantle
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| hot liquid metal | outer core
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| thickest layer | mantle
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| thin cool rock | crust
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| solid metal very hot | inner core
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| a break in earth's lithosphere along which blocks of rock move past each other | fault
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| what causes earthquakes | movement of blocks of rock
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| all earthquakes occur in which part of the earth | lithosphere
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| why dont earthquakes occur in the asthenoshpere | because it is flexible and dosent crack
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
princes05
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