Earth's core is likely to be ____
A)composed of rock with high silica content
B)hollow
C)molten throughout
D)composed of potassium and aluminum rich silicates
E)composed primarily of iron
E
Environmental & Atmospheric Sciences
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Are ocean areas “left off” this map? Explain.
Study the Goode’s Interrupted projection.
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A clastic sedimentary rock composed of pebbles (40%), cobbles (25%), boulders (10%) and sand (25%; even amounts of quartz and feldspar) would be called a(n)
A) sandy pebblestone. B) conglomeratic pebblestone. C) arkose. D) sandy conglomerate.
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Which of the following holds the complementary base pairs of DNA together?
A) covalent bonds B) dipole-dipole interactions C) hydrogen bonds D) ionic bonds
Environmental & Atmospheric Sciences
How thick is the Asian Brown Cloud?
A) 2 miles B) 3 miles C) 4 miles D) 1 miles E) .5 mile
Environmental & Atmospheric Sciences