Most air pollution in the world is associated with
A. transportation and energy production.
B. forest fires.
C. nuclear power plants.
D. agriculture.
Answer: A
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Earth's oceans
A. each have different levels of salinity. B. are joined so there is really one global ocean. C. are continually forming new water molecules. D. occupy half of Earth's surface.
Which of these numbered features is an accretionary prism?
A. 1 B. 2 C. 3 D. 4 E. 5
Using a globe and your atlas or other world map, locate three cities that are located at approximately the 23rd parallel in the Northern Hemisphere; note their location in degrees (and minutes, if your map is detailed enough to estimate minutes). Use the globe first, then refer to the atlas maps to better determine specific latitudes. Be sure and list their country names as well.
- City and Country Name
- Longitude (degrees and minutes, if possible)
A team of field scientists observing the basic reproductive behavior of a recently discovered fish species is carrying out
a. a manipulative experiment. b. a natural experiment. c. descriptive science. d. a controlled experiment.