1. What is a nonrenewable resource?
A. a resource that is used for energy
B. a resource that is in limited supply
C. a resource that harms the environment when it is used
D. a resource that can replace itself quickly

2. Are all rocks made up of one mineral?
A. No. Some rocks may contain several minerals.
B. Yes. If it contains more minerals, then it is an ore
C. No. If it contains more minerals, however, then it is not useful to people.
D. Yes. If it contains more minerals, then it would lose its orderly internal structure.

3. Coal is a very useful rock that formed over millions of years from the remains of plants. Is coal a mineral?
A. No, coal is not a mineral because coal is made of dead plants.
B. No, coal is not a mineral because coal can be burned to produce electricity and heat.
C. Yes, coal is a mineral because all rocks that are useful to people are minerals.
D. Yes, coal is a mineral because all rocks are nonliving solid minerals.

4. Which is a positive aspect of fossil fuels?
A. They do not need processing to produce energy.
B. They provide energy for cars, trains, and heat.
C. They are ecologically friendly.
D. They can be recycled and reused.

5. Which is a negative aspect of fossil fuels?
A. They are difficult to transport.
B. They cause pollution on Earth.
C. They take a long time to produce energy.
D. They are difficult to find.

6. Which is a disadvantage of solar power?
A. It requires turbines.
B. It can be harmful to wildlife.
C. It requires burning fuel, which causes air pollution.
D. It can only be used where there is lots of sunlight.

7. Which is a thick, sticky, tar-like deposit of bitumen mixed into sandy sediment?
A. coal
B. sandstone
C. oil sand
D. shale

8. Which statement best explains an environmental outcome of using fossil fuels for energy?
A. Fossil fuels release carbon dioxide which plants use to make food.
B. When fossil fuels are burned, they release toxic gases into the air that cause pollution and increase global warming.
C. When fossil fuels are burned, hazardous ash is created and carried through the environment by wind and dropped into nearby lakes and ponds.
D. Fossils fuels produce waste that exposes humans to dangerous levels of radiation.

9. Why is soil considered a vital resource?
A. It plays a variety of roles for plants and animals.
B. It is the place where all nutrients on Earth are stored.
C. It provides the source of material for different landforms.
D. It is hard to destroy and easy to make.

10. Which describes a renewable energy resource?
A. It is more prone to serious accidents.
B. It produces less pollutants than fossil fuels.
C. It consists of carbon and hydrogen molecules.
D. It is less expensive than fossil fuels.

11. Use the scenario to answer the question: Edwin buys a water bottle, reuses it twice, and then recycles it. Eleanor buys a water bottle, reuses it twelve times, and then throws it away. Which energy cost would apply to Edwin, but not to Eleanor?
A. the cost of producing the original bottle
B. the cost of processing the bottle after it was no longer used
C. the cost of transporting the bottle to the store
D. the cost of transporting the bottle away from the house

12. Your class goes on a field trip to observe drilling machinery. The geologists at the drill site show you displays of drilled rocks to compare different types of drills and methods. The drilled holes in one rock display are significantly larger than the holes drilled in the display next to it. Given this information, which statement is correct?
A. The rock display with smaller holes shows copper drilling, which is deep underground.
B. The rock display with smaller holes shows petroleum drilling, which is closer to the surface.
C. The rock display with larger holes shows copper drilling, which is closer to the surface.
D. The rock display with larger holes shows petroleum drilling, which is deep underground.