SDSU ocean 320 quizzes 1-6 with Correct
Answers
Which of the following is NOT a reported issue related to PCB in Beluga Whales in the St
Lawrence seaway? - Answer-heart disease
The Kermadec Trench would be one of the deepest places in the ocean also called the
_________zone? - Answer-Hadal
Ad...
The great acceleration pertains to the rapid human population increase. It has become apparent
that human driven change is effecting the rate of processes on Earth. Choose from the following
all the true statements about the "global scale" impacts of humans? (select more than one) -
Answer✔✔--the human impacts operate on much faster time scales than rates of natural
variability, often by an order of magnitude or more
-the human impacts taken together in terms of extent, magnitude, rate and simultaneity, have
produced a no-analogue state in the dynamics and functioning of the Earth system.
-the human impacts are approaching or exceeding in magnitude some of the great forces of
nature
Science ethical practices are guided by several factors. (select all that apply from the following
list) - Answer✔✔--accurate record keeping
-openness
-peer review
-replication
Early in the 20th Century chemists created a new formulation for gasoline that made engines
run much smoother by adding dissolved mercury. - Answer✔✔-False
When referring to a water molecule, what does "polarity" mean? - Answer✔✔-A water
molecule has opposite charges like magnetic poles
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