1. Level curves The diagram below shows how the elevation above sea-level (in m) varies over a landscape, with and y coordinates measured in kilometres relative to a field station located at (0,0). 3 0 6 -2 Poz 4 2 1 8 3 10 12 14 16 18 x (a) Approximate the rate at which the elevation changes in the r and y directions at the point (2,0). (b) You walk in a straight line from the field station at (-0.6, 1) (indicted by the black dot), to the first exper iment site at grid coordinates (4,0) and then to a second experiment site at (0,3), before returning to the field station. Describe how the elevation changes as you follow this path.
1. Level curves The diagram below shows how the elevation above sea-level (in m) varies over a landscape, with and y coordinates measured in kilometres relative to a field station located at (0,0). 3 0 6 -2 Poz 4 2 1 8 3 10 12 14 16 18 x (a) Approximate the rate at which the elevation changes in the r and y directions at the point (2,0). (b) You walk in a straight line from the field station at (-0.6, 1) (indicted by the black dot), to the first exper iment site at grid coordinates (4,0) and then to a second experiment site at (0,3), before returning to the field station. Describe how the elevation changes as you follow this path.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:1. Level curves
The diagram below shows how the elevation above sea-level (in m) varies over a landscape, with and y
coordinates measured in kilometres relative to a field station located at (0,0).
-2
2
0
1
6
8
10
k
12
14
16
3
18
AX
(a) Approximate the rate at which the elevation changes in the ar and y directions at the point (2,0).
(b) You walk in a straight line from the field station at (-0.6, 1) (indicted by the black dot), to the first exper-
iment site at grid coordinates (4,0) and then to a second experiment site at (0,3), before returning to the
field station. Describe how the elevation changes as you follow this path.
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