2 IC
=
11
1
11
-
-
11
2
.
3
4
5
6
+7
Oak tree leaves (producer)
25,500 kcal
Sunlight hitting Earth's surface - 3.190,000 kcal
1. What unit is being used to measure energy?
a. What is the source of all energy in the pyramid in Model 1?
The source of energy being used is kinetic energy
b. How much energy does this source provide to a square meter of the Earth per year? (Be sure
your answer includes units.)
ansumers