The figure below shows the distribution of elevation, in miles, across the earth's surface. Positive elevation denotes land above sea level; negative elevation shows land below sea level (that is, the ocean floor). fraction of earth's surface. per mile of elevation m -4 2 4 elevation (miles)
The figure below shows the distribution of elevation, in miles, across the earth's surface. Positive elevation denotes land above sea level; negative elevation shows land below sea level (that is, the ocean floor). fraction of earth's surface. per mile of elevation m -4 2 4 elevation (miles)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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
Transcribed Image Text:The figure below shows the distribution of elevation, in miles, across the earth's surface. Positive elevation denotes land above sea level; negative elevation shows land below sea level (that is, the
ocean floor).
fraction of earth's surface
per mile of elevation.
m
-2
-4
0
2
4
elevation (miles)

Transcribed Image Text:(a) Select each correct description of the elevation of most of the earth's surface.
It appears that essentially all of the surface is between 4 miles below sea level and 2 miles above sea level.
It appears that essentially all of the surface is between 4 miles below sea level and sea level.
Very little of the surface is around 1 mile below sea level.
Most of the earth's surface is above sea level.
Most of the earth's surface is below sea level.
Much of the earth's surface is either around 3 miles below sea level or exactly at sea level.
Much of the earth's surface is either around 4 miles below sea level or 1 mile below sea level.
(b) Approximately what fraction of the earth's surface is below sea level?
Round your answer to two decimal places.
the tolerance is +/-2%
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