Discuss digestible and non digestible energy sources. Elicit the uses that the digestible plays in life activities and temperature regulation.
Discuss ecological efficiency, and the 10% average.
Calculate from a pyramid the amount of biomass available at each trophic level, from a given amount and the % efficiency at each level.
Discuss productivity and energy harvesting between an herbivore and a primary consumer using the same amount of land for the same period of time.
Introduce the units of kilocalories for measurement of heat energy