Igneous
How does Igneous rock form.
What is molten magma or laval cools and becomes hard?
What are the three types of sedimentary rocks
clastic, chemical, and biochemical
What are two defining characteristics of extrusive rocks?
air holes, no crystals
What changes into metamorphic rocks?
What is igneous and sedimentary rocks? (other rocks)
Where do extrusive rocks form?
above earths surface (outside the volcano
What are the two types of metamorphic rock?
foliated and nonfoliated.
Give three examples of igneous rocks.
granite, pumice, and obsedian
Give an example of metamorphic rock
gneiss, slate...