Up until 1993 New York City dumped which of the following into the coastal ocean?
A) Industrial chemicals
B) Oil dispersants
C) Pesticide
D) Sewage sludge
E) Waste oil
D
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Marine phosphate is an example of which of the following sediment types?
A) Biogenous Sediment B) Cosmogenous Sediment C) Hydrogenous Sediment D) Lithogenous Sediment E) Terrigenous Sediment
In developing countries, a major characteristic of efforts to curb population growth that has been the most successful includes ________
A) improved health care for all employed workers B) increased education for women C) increased education for men D) better health care for infants E) knowledge of birth control
Which of the following major discoveries was not made near or after World War II?
A) rift valleys in Africa B) the extensive ranges of mountain chains on the sea floor C) the absence of rocks older than 200 million years on the sea floor D) deep focus earthquakes that occur in some regions of the earth
Prior to the discovery of radioactivity in the late ____________________ century, geologists were
able to develop a(n) ____________________ geologic time scale. Fill in the blank(s) with the appropriate word(s).