Which statement below is true about oceanic crust in comparison to continental crust?
a. Oceanic crust is thinner and heavier (higher specific gravity).
b. Oceanic crust is thicker and heavier (higher specific gravity).
c. Oceanic crust is thinner and lighter (lower specific gravity).
d. Oceanic crust is thicker and lighter (lower specific gravity).
e. Oceanic crust is heavier and has about the same thickness
A
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The partisan divide over environmental issues has ____ between Democrats and Republicans in the last 30 years.
a. increased b. stabilized c. fluctuated every election cycle d. decreased
Large withdrawals of subsurface water can cause compaction that results in a sinking of the land, which known as:
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A) Bligh Reef B) California refineries C) Gulf of Mexico D) North Slope of Alaska E) Valdez, Alaska