6. Which of the following is not a renewable source of energy?
A) Wind energy
B) Hydroelectric energy
C) Geothermal energy
D) Coal energy
7. Which of the following is a fossil fuel?
A) Solar energy
B) Hydroelectric energy
C) Coal
D) Wind energy
8. Which of the following is a renewable resource that can be used for fuel?
A) Coal
B) Natural gas
C) Biomass
D) Petroleum
9. Which of the following is an example of a biotic resource?
A) Soil
B) Water
C) Air
D) Forests
10. Which of the following is an example of an abiotic resource?
A) Fish
B) Timber
C) Water
D) Soil