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studing

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
a ___ is a natural solid made of one or more minerals   rocks  
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all rocks have what in common   all have minerals  
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you might think of most rocks as ____ ____   mineral mixtures  
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rocks are classified into one of 3 groups depending on how they   form  
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rocks that forms when melted rock cools and hardens is called   igneous rocks  
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where can igneous rocks form?   under ground of on earths surface  
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why do igneous rocks that form underground have large crystals?   they cool slowly which gives them more time to grow  
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why do igneous rocks that form above ground have small or no crystals   they cool slowly which gives them less time to grow  
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what are two differences among igneous rocks?   1) different amounts or kinds of minerals 2) size of mineral crystal  
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true/false: all melted rock beneath Earth's surface is the same   false  
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list 6 examples of igneous rocks   rhyolit granite basalt gabbro pumice obsidian  
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which igneous rock is the most common type of igneous rock?   basalt  
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Created by: auguste99
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