The resistance of a mineral to scratching or abrasion is known as ________
A) luster
B) cleavage
C) streak
D) hardness
Answer: D
Environmental & Atmospheric Sciences
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____________________ are essential portions of watersheds because they serve as the liaison between land and water resources.
Fill in the blank(s) with the appropriate word(s).
Environmental & Atmospheric Sciences
Which proposed geoengineering techniques to lower greenhouse gas concentrations in the atmosphere
involve polluting the air or water with chemicals in order to reduce the effects of global warming? What will be an ideal response?
Environmental & Atmospheric Sciences
Evaporation is a __________ process
a. cooling b. heating c. can’t tell – it depends on the temperature d. both a and c
Environmental & Atmospheric Sciences
Groundwater flows out of the ground onto land or onto lake bottoms through exit points called ____.
A. springs B. watersheds C. reservoirs D. aquifers E. estuaries
Environmental & Atmospheric Sciences