Erosion is the removal and transportation of weathered and nonweathered materials by
a. running water.
c. ice.
b. wind.
d. all of the above.

On nights when we see the new moon phase, what side of the moon are we seeing?

Which are practical examples of how people in the developed world could make a big difference in how much water they use check all that apply a. use lightbulbs that use less electricity b. consider using a composting toilet that does not use water c. avoid using your telephone during peak hours d. do not read books

From what direction does the sun rise?