________ led to the passage of the Indian Removal Act in 1830
Fill in the blank(s) with correct word
Increasing settlement west of the Mississippi River
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The process by which loose sand from a beach or desert is converted into a solid rock called sandstone is an example of ____.
a. lava b. evaporite c. lithification d. mafic e. metamorphism
What happens when river slopes are uplifted beyond their maximum stable slope?
A) They are usually returned to the maximum stable slope by landslides. B) They are usually returned to the maximum stable angle by erosion. C) They usually remain at the uplifted angle but are more unstable when earthquakes occur. D) The river water fills the deeper crevice and maintains that depth.
Increasing stress levels on biomes would result in all of the following except
a. massive loss of biodiversity b. increased crop production c. accelerated projected climate change d. higher levels of carbon dioxide in the atmosphere e. replacement of one biome by another
An area of the ocean where rapid change in ocean density occurs with a change in depth is the ________
A) barocline B) halocline C) isocline D) pycnocline E) thermocline