Acid mine drainage ____
a. often raises the pH of local streams
b. is a problem in many of the coal-mining regions of the eastern United States
c. is primarily related to mining salt from the waters of the Great Lakes
d. is a procedure developed to reduce chemical pollutants in streams
b
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Explain the similarities and the differences between the homosphere and the heterosphere.
What will be an ideal response?
After reviewing Figures 25.7 and 25.8, answer the following questions about Figure 25.8:
Figure 25.8 is a hypothetical landscape that has been shaped by continental glaciers. Note the unsorted and unstratified deposits of gravel, sand, and clay that form moraines, including terminal moraines (A) and interlobate moraines (B). a) If you were looking for drumlins, which letters would you look for? b) Which letter shows kames? c) If you wanted to walk along the crest of an esker, which letter would you look for? d) If you were looking for kettles, which letters would you look for? e) Which letter is located on the ground moraine? f) Which letter is located on the outwash plain?
A persistence forecast for temperature in Montreal on the following morning would be
A) temperature -13, dew point -16. B) temperature -16, dew point -13. C) temperature -8, dew point -19. D) temperature -19, dew point -8.
Blowing sand eventually comes to rest ____________________ obstacles, which can be anything from a rock to a clump of vegetation
Fill in the blank with correct word.