Why is the ground heat flux (QG) so much smaller in magnitude than the other fluxes?

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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Why is the ground heat flux (QG) so much smaller in magnitude than the other fluxes? 

 

Energy Flux Density (Wm-²)
Energy Flux Density (W m2)
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
-10
-20
-30
-40
SHERATORER÷2÷¤
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
-10
-20
-30
-40
Surface Energy Balance for Vancouver, BC, 49.16°N, 123.06°W
J F M A
J
M
t.
1-14
J
Time (Month)
J
A
Surface Energy Budget for Mirny, Antarctica, 66.5°S, 90°E
Month
Q*
----- QE
<--QH
10
that
QG
S O N D
Q
QE
QH
F M A M J J A S O N D
Energy Flux Density (Wm²)
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
-10
-20
-30
-40
Surface Energy Budget for Yuma, Arizona, 32.4°N, 114.4°W
J
LL
F
Energy Flux Density (W m2)
MA
160
150
140
130
120
110
100
90
80
70
60
50
8 8 8 8
10
0
10
20
Surface Energy Budget for Sao Gabriel da Cachoera, Brazil,
0.13°S, 67.08 W
30
40
M
-
J F
J
M
J
A
A
Time (Month)
A
2
3
Month
S
J
Q*
A
QE
QH
QG
ON D
Q
QE
<--QH
S O
N D
Transcribed Image Text:Energy Flux Density (Wm-²) Energy Flux Density (W m2) 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 -10 -20 -30 -40 SHERATORER÷2÷¤ 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 -10 -20 -30 -40 Surface Energy Balance for Vancouver, BC, 49.16°N, 123.06°W J F M A J M t. 1-14 J Time (Month) J A Surface Energy Budget for Mirny, Antarctica, 66.5°S, 90°E Month Q* ----- QE <--QH 10 that QG S O N D Q QE QH F M A M J J A S O N D Energy Flux Density (Wm²) 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 -10 -20 -30 -40 Surface Energy Budget for Yuma, Arizona, 32.4°N, 114.4°W J LL F Energy Flux Density (W m2) MA 160 150 140 130 120 110 100 90 80 70 60 50 8 8 8 8 10 0 10 20 Surface Energy Budget for Sao Gabriel da Cachoera, Brazil, 0.13°S, 67.08 W 30 40 M - J F J M J A A Time (Month) A 2 3 Month S J Q* A QE QH QG ON D Q QE <--QH S O N D
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