Type:

Video

Description:

In this video Paul Andersen explains how energy flows in ecosystems. Energy enters via producers through photosynthesis or chemosynthesis. Producers and consumers release the energy from food through cellular respiration. An explanation of gross primary productivity and net primary productivity are included. Energy and biomass in ecological pyramids show energy efficiency.

Subjects:

  • Science > Earth Science
  • Science > Ecology

Education Levels:

  • Grade 9
  • Grade 10
  • Grade 11
  • Grade 12

Keywords:

ecosystems, energy flow, consumers, respiration, sun, chemical, food chain, tropic, ecological pyramid, energetics, photosynthesis, chemosynthesis, NPP, GPP, Gross Primary Productivity, Net Primary Productivity,

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial
This resource has not yet been aligned.
Curriki Rating
On a scale of 0 to 3
3
On a scale of 0 to 3

This resource was reviewed using the Curriki Review rubric and received an overall Curriki Review System rating of 3, as of 2016-11-30.

Component Ratings:


Standards Alignment: 3
Subject Matter: 3
Deeper Learning: 3

Not Rated Yet.

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