What is the dominant mineral in the lower mantle?
A) Perovskite
B) Olivine
C) Quartz
D) Pyroxene
Answer: A
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A bowling ball rolls off the edge of a table at a speed of 10 m/s. One second later its velocity is about
A. 14 m/s. B. 10 m/s. C. 20 m/s. D. none of the above
If the amount of ice on the planet increased to the amount that was present during the last glacial maximum, how much would it cause global sea level to fall? If you do not remember the approximate size of this rise, the volume of additional ice is 52,000,000 km3 and the surface area of the world's ocean is 361,000,000 km2.
A) Less than 10 centimeters B) 10 centimeters to 1 meter C) 1 meter to 10 meters D) 10 meters to 50 meters E) More than 50 meters
One of the principal distinctions between developed and developing regions is the primary source of protein
Indicate whether the statement is true or false.
Which of the following rock photographs depicts an igneous rock that trapped gas?
A. 
B. 
C. 
D. 