A valley eroded by a glacier that then retreated has this cross-sectional shape:
A. semi-circular - looking like one half of a circle
B. U-shaped
C. V-shaped
D. Y-shaped - wider at the top and narrower at the bottom
Answer: B
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Quartz, feldspar, and clay minerals are the most common constituents of sedimentary rocks
a. True b. False
The movement of the following plates: continent-ocean; continent-continent; ocean-ocean is best referred to as the
A. divergent plate boundary. B. convergent plate boundary. C. transform plate boundary. D. constructive plate boundary.
Match the type of fossilization with the correct definition
A) Indirect evidence of fossil life (i.e. tracks, burrows) B) Hollows left by dissolved fossils are filled with mineral matter C) Fine sediment encases plant remains, leaving behind an organic residue D) Organic pores are filled with precipitated minerals 1) Permineralization 2) Cast and mold 3) Carbonization 4) Trace Fossil
Scientific theories are capable of generating testing predictions
Indicate whether the statement is true or false