An average person walks at a speed of about ?.? km/hour, and runs
at about ?? km/hour. Compare these rates with the average speed you
calculated for Hurricane Georges. What will be an ideal response?
Georges was moving at more than 3 times walking speed and over twice the speed of a
person running.
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If a population of species in an ecosystem does not fluctuate much over time, the ecosystem
A) has no significant buffering mechanisms. B) has many "eury" species. C) is said to be stable. D) has low inertia.
Assuming that no water vapor is added as the parcel descends down the lee side of the mountain to sea level, is the water vapor content (the mixing ratio) of the parcel higher or lower than before it began to rise over the mountain? Why?
Assume that condensation begins at 100% relative humidity and that no evaporation takes place as the parcel descends.
What will be an ideal response?
What two regions have had massive success in reducing their famines in recent decades?
A) Asia and Latin America B) Australia and North America C) Europe and the Middle East D) north Africa and sub-Saharan Africa E) Russia and the Near Abroad (former Soviet Union)
Horizontal pressure variations cause air to move from areas of _____ pressure to areas of ____ pressure.?
a. ?high; low b. ?low; high c. ?low; low d. ?high; high e. ?high; higher