How do intrusive rocks form?
Which type of rock forms when molten material cools and hardens inside Earth?
Which two materials form igneous rocks upon cooling?
Which phrase describes a feature of igneous rocks that cool quickly during formation?
How are extrusive rocks formed?
An igneous rock is light in color and has extremely coarse grains. What is the most likely origin of the rock?
Which property is used to identify the origin of an igneous rock?
Which trait is common to rocks formed from magma trapped inside a volcano?
Which phrase describes an extrusive rock?
An igneous rock has a large amount of feldspar. Feldspar can be used to classify the rock based on which characteristic?
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