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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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

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

____________________ 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