The main part of Russia is so big that it requires __________ time zones.
a. four
b. six
c. ten
d. five
e. eight
e. eight
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The following figure shows an overlay (Intersect) operation. "A" represents the input (polygon) layer with ID values from 1 to 4; "B" represents the intersect (polygon) layer with the ID values of 10 and 11; and "C" is a graphic representation of the overlay operation.
How many polygons will the output have?
What will be an ideal response?
The main current in Antarctic waters is the Antarctic Circumpolar Current, also called the West Wind Drift.
a. true b. false
Cold phases of El Niño will bring
A) heavy rain to Southeast Asia and Australia. B) drought conditions to Southeast Asia and Australia. C) heavy rainfall from Chili to California. D) drought to all parts of the planet then heavy rain.
Karst landscapes are noteworthy because ________ are usually absent
A) chemical weathering processes B) caverns C) surface streams D) hills of any size E) limestone and dolomite