What percentage of seawater,on average,consists of dissolved ions ("salts") ?
A) 1.5%
B) 3.5%
C) 5.5%
D) 6.5%
Correct Answer:
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Q2: Compared to continental crust,oceanic crust is _.
A)denser
B)less
Q2: The deepest segments of the ocean floor
Q7: Which portion of the seafloor is most
Q8: Compared to continental lithosphere,oceanic lithosphere is _.
A)thicker
B)thinner
C)approximately
Q10: A bathymetric map depicts _.
A) surface salinity
B)
Q11: The majority of humans live away from
Q12: If all the oceans evaporated,the average thickness
Q13: The most abundant igneous rock within oceanic
Q16: Oceans' surface waters vary from _.
A) approximately
Q19: The Atlantic has been present since the
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