Many invertebrate animals, such as oysters, snails, clams, and barnacles, are examples of preserved by ________, and they bury themselves when alive.
A. replaced by minerals
B. rapid burial
C. hard parts
D. sap (amber)
Answer: C
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Tenny's drawn bow has 40 J of potential energy. The ideal kinetic energy of the arrow she fires is
A. more than 40 J. B. less than 40 J. C. 40 J. D. need more information
Which of the following geologic resources was discussed for the area around St. George, Utah?
A. a large cement plant B. an oil field and floodplains with fertile soils C. floodplains with fertile soils D. oil field E. All of these choices are correct.
What is the natural greenhouse effect? How has it been changed by human activities been changed by human activities?
What will be an ideal response?
What happens when plate tectonics causes two continents to collide at a convergent plate boundary?
a) The older continent is subducted into the mantle. b) The denser continent is subducted into the mantle. c) Neither continent will subduct, so they crumple and form mountain ranges. d) The convergent boundary turns into a divergent boundary. e) A supercontinent is formed.