Which of the following best describes a knot (unit)?
A) wind direction from due north equal to 0°/360°
B) a unit of speed equal to one nautical mile (1.85 km) per hour
C) a unit of solar radiation received at top of Earth's atmosphere, equal to 1370 watts per square meter
D) a unit of atmospheric pressure equal to 1013.2 mb
E) a unit of length equal to 300 mm
B
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Why does the moon have more of an impact on tides than the sun?
a. The size of the moon is more in balance to Earth b. The distance of the moon is closer c. The sun has more power over the tides than the moon d. The earth rotates around the sun
Country A has a crude birth rate of 60 and a crude death rate of 15, while Country B has a CBR of 27 and a CDR of 9. Which country has a higher natural increase rate?
A) Country A B) Country B C) The NIR is the same in both countries. D) The rate depends on total population, so it can't be computed from this information. E) The CDR has no direct correlation to the CBR, so it cannot help determine the NIR.
The upper layer in a diagnostic horizon is called the ________.
A. illuviation B. epipedon C. silica D. eluviation E. podzol
Name four of the map essentials and the purpose of each one
What will be an ideal response?