11. What is the name for the type of metamorphism that occurs when rocks are altered by hot fluids circulating through them?
a) Regional metamorphism
b) Hydrothermal metamorphism
c) Contact metamorphism
d) None of the above
12. What is the name for the type of rock that is made up of a mixture of different-sized mineral grains?
a) Conglomerate
b) Sandstone
c) Shale
d) Breccia
13. What is the name for the type of rock that is made up of compressed and hardened clay or mud?
a) Conglomerate
b) Sandstone
c) Shale
d) Breccia
14. What is the name for the type of rock that is made up of broken fragments of other rocks that have been cemented together?
a) Conglomerate
b) Sandstone
c) Shale
d) Breccia
15. What is the name for the type of rock that is composed of mostly calcite or aragonite minerals?
a) Limestone
b) Sandstone
c) Shale
d) Conglomerate
