3 Earth Science Multiple Choice Questions?

Which part of earth's interior causes the diffraction of P waves made by earthquakes?
a. Core
b. Inner Core
c. Mantle
d. Crust

Where does the material that forms volcanoes originate in the earth's interior?
a. Core
b. Inner Core
c. Mantle
d. Crust

Which part of earth's interior is the densest?
a. Core
b. Inner Core
c. Mantle
d. Crust
Dave, you're a moron. It's only 3 questions & you don't know them either, or else you would've answered.
 
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