1. The study of the earth's history, rocks, minerals, and structure is called __________________.
a. sociology
b. biology
c. geology
2. Which of the following theories says the earth has an outer crust that shifts and forms mountains, valleys, and other physical features?
a. natural features theory
b. geology features theory
c. plate tectonic theory
3. Waves of energy due to the vibration of earthquakes is called ______________________.
a. seismic waves
b. geological forces
c. earthquake analysis
4. Rock that has been changed by high pressure and temperature within the earth's crust is called ___________________.
a. sedimentary rock
b. igneous rock
c. metamorphic rock
5. Rock that is formed when melted rock hardens is called __________________.
a. sedimentary rock
b. igneous rock
c. metamorphic rock
6. Rock that is formed from particles created during the erosion and weathering of the earth's crust is called _________________.
a. sedimentary rock
b. igneous rock
c. metamorphic rock
7. A machine that measures and records the movement of the ground during an earthquake is called ____________________.
a. seismograph
b. earthquake measuring device
c. seismic recorder
8. Which of the following is the balance between the earth's crust as it sinks due to heavy land masses upon its surface and rises as the land masses become smaller due to erosion?
a. flexibility
b. isostasy
c. elasticity effect
9. The time that geologists use to date the events that occurred during the early development of the earth is called__________________.
a. geologic time
b. geographic time
c. ancient time
10. Which of the following describes the wearing away of rock through wind, water, ice, and gravity?
a. debris
b. decay
c. erosion
11. A large formation of ice that moves slowly and becomes larger as it picks up ice and snow in its path is called a(n) __________________.
a. ice mound
b. glacier
c. ice drift
12. A natural inorganic solid that has its own characteristics is called a _________________.
a. solution
b. compound
c. mineral
13. Triangular-shaped land that is formed at the mouth of a river and empties into a lake or an ocean is called _______________.
a. delta
b. reservoir
c. trench
14. The organic material that comes from the decay of decomposed plants and makes soil fertile is called _______________.
a. topsoil
b. subsoil
c. humus
15. High winds that make topsoil airborne and create a severe dust storm is called a Dust Bowl.
a. True
b. False