Links

Ecosystems: A Flow of Energy

Energy v. Materials
Be able to distinguish between them...
Which one "flows" in a one direction?
Which on re-cycles?

Which one is more accurate? (a food chain or a food web) Why?

Ecosystems: Productivity and Energy Flow

What are detritivores?
What's their job in an ecosystem?

What percent of potential energy is lost moving up the trophic level?

What are primary producers?

What percent of the sun's energy is available (captured) for primary producers?

Productivity Pyramids: Visualizing Energy Flows
For Your Information

Productivity Pyramids: Pyramids of Numbers
For Your Information