Earth rotates
A) from east to west in the NH, and west to east in the SH.
B) from east to west.
C) from west to east.
D) from south to north.
E) from west to east in the NH, and east to west in the SH.
C
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Kelp ________
A) is an invasive exotic species B) is pollinated by sea urchins C) suffers intense herbivory from sea urchins D) is eaten by sea otters E) suffers intense herbivory from zebra mussels
Waves that approach the shore at an angle produce a longshore current that flows parallel to the beach.
Answer the following statement true (T) or false (F)
In a photovoltaic system, an inverter is required to
A) directly convert surplus electricity into heat. B) generate electricity from solar energy. C) connect the DC current of the solar panel to the AC current of an electrical grid. D) convert AC from the solar panel into DC of the grid.
Which of the following affects the size of wind-generated waves?
A) fetch B) wind speed C) duration of wind D) all of the above E) none of the above