What are the three main rock types that characterize Archean shield areas? What will be an ideal response?
Granite, gneiss, and greenstone belts.
Environmental & Atmospheric Sciences
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What are some of the economic challenges that Quebec has faced over the years in its primary sector as compared to its secondary sector of production?
What will be an ideal response?
Environmental & Atmospheric Sciences
Freddy Fish in a tank of water shines a thin beam of light upward at 12° to the normal. Most light continues into the air above, but some reflects from the surface back into the water makes an angle
A. less than 12° to the normal. B. 12° to the normal. C. more than 24° to the normal. D. 24° to the normal.
Environmental & Atmospheric Sciences
The most common gas in the atmosphere is
A) oxygen (O2). B) carbon dioxide (CO2). C) nitrogen (N2). D) methane (CH4).
Environmental & Atmospheric Sciences
Carbon-14 dating technique is generally used to date living matter
a. True b. False
Environmental & Atmospheric Sciences