Venn Diagram Lessons

Teacher Information
Density of trees or woody materials:

 

Willow Biomass Energy Value

Species
Density
(g/cm#)
Heat Value
(GJ/Ton)
Yield
(Tons/ha/yr)
Willow
0.379
16.1
11.3 - 16.8
Red Maple
0.549
16.1
1.1 - 2.3
Sugar Maple
0.626
16.1
1.1 - 2.3
Beech
0.626
16.5
1.1 - 2.3

(Volk 1998)



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