6. What type of rock is formed when existing rock is changed by heat and pressure?
a) Igneous rock
b) Sedimentary rock
c) Metamorphic rock
d) None of the above
7. Which type of rock is most likely to contain fossils?
a) Igneous rock
b) Sedimentary rock
c) Metamorphic rock
d) None of the above
8. What is the name of the process that forms soil?
a) Erosion
b) Deposition
c) Weathering
d) Sedimentation
9. Which layer of the Earth’s crust contains the most dense materials?
a) Continental crust
b) Oceanic crust
c) Mantle
d) None of the above
10. What is the name of the process that moves tectonic plates?
a) Erosion
b) Weathering
c) Plate tectonics
d) Sedimentation