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Energy and the food web
Titre:
Energy and the food web
Sommaire:
Energy is the power by which anything acts. All life forms make up the food web. Can the energy flowing into and through the web be measured? From solar energy to plants as primary producers, different measure of methods are examined. The calculation of energy transfer is done by students.
Date de publication comme intervalle:
1992
Description matérielle:
1 videocassette (20 min)
Terme de vedette-matière:

Informations de publication:
Alberta Access 1992