Massachusetts Institute of Technology
Mit: Open Course Ware: Courses: Civil Environmental: Ecology I: The Earth System
College-level online course highlighting the fundamentals of ecology. Course topics include coevolution of the biosphere, geosphere, atmosphere, and hydrosphere; photosynthesis and respiration; and the carbon, nitrogen, and water cycles....
Annenberg Foundation
Annenberg Learner: The Habitable Planet: Ecosystems: Energy Flow Through
Detailed explanation of the processes by which energy flows through an ecosystem. Scroll down and open Section 3.
OpenStax
Open Stax: Energy Flow Through Ecosystems
Understand how organisms acquire energy and how that energy is passed from one organism to another through food webs and their constituent food chains.
Tom Richey
Slide Share: Energy Flow and Nutrient Cycle
Read 37 slides on energy flow and the nutrient cycle.
CK-12 Foundation
Ck 12: Life Science: 12.19 Energy Flow
Learn how energy is transferred along a food chain.
FT Exploring
Ft Exploring: Energy Pyramid and Food Chains
This illustrated guide to food chains and ecological pyramids will help clarify how energy flows through an ecosystem.
Shmoop University
Shmoop: Ecosystem Energy Flow
Explains the processes by which energy flows through an ecosystem. Covers the meanings of key vocabulary, e.g., types of producers and consumers, trophic levels, food webs, and the energy pyramid.
CK-12 Foundation
Ck 12: Biology: Science of Ecology Study Guide
Review ecology, the study of how living organisms interact with each other and their surrounding environment.
University of Michigan
University of Michigan: Global Change: The Flow of Energy: Higher Trophic Levels
This lesson addresses the following questions: What is the efficiency with which energy is converted from trophic level to trophic level? What are the differences between assimilation efficiency, net production efficiency, and ecological...
Georgia Department of Education
Ga Virtual Learning: Biology: Ecology Ii
Through a series of multi-media learning activities, students will assess the dependence of all organisms on one another and the flow of energy and matter within their ecosystems.
Texas Education Agency
Texas Gateway: Energy and Matter in Ecosystems
Learners analyze food chains, webs, and pyramids to determine how energy flows and matter cycles through ecosystems.
Ohio State University
Ohio State University: Concepts of Plant Ecology
An advanced discussion of plant interactions and relationships. Energy flow, nutrient cycling and succession are discussed. Try the quiz to check your understanding.
Georgia Department of Education
Ga Virtual Learning: Ap Biology: Ecology
Students review the study of living things and make connections back to Earth's systems. This unit focuses on how various species, grouped in populations and communities, work with the nonliving things around them to ensure survival.
CK-12 Foundation
Ck 12: Earth Science: Flow of Energy in Ecosystems Study Guide
Review the flow of energy through ecosystems with this study guide.
FT Exploring
Ft Exploring: The Flow of Energy Through Plants and Animals
Explore the different ecological roles of organisms in the ecosystem, and find out how the energy flows through them.
Other
Marietta College: Ecosystems
Complete illustrated discussion of energy flow within ecosystems, including discussions of trophic levels, ecological pyramids, food chains and webs, biological magnification, and cycles.
The College Board
The College Board: Ap Biology 2007 Scoring Guidelines [Pdf]
This scoring guide can be used as a study guide, provding examples and exemplary student responses. The topic covered is energy flow in ecosystems.
Other
S Cool: Engery Flow and Nutrient Cycle
This website describes trophic levels, transfer of energy between trophic levels, pyramids of ecology, and nutrient cycles within the environment.
CK-12 Foundation
Ck 12: Fifth Grade Science: Life Science: The Flow of Energy in an Ecosystem
A module that explains what an ecosystem is and how energy and matter move through them. Students will look at the different roles of plants and animals and at ecological relationships in food chains and food webs.
McGraw Hill
Glencoe Biology: Flow of Energy in an Ecosystem: Self Check Quiz
Try this five question comprehension check over ecosystems and the ecological relationships within them.
Georgia Department of Education
Ga Virtual Learning: Biology: Ecology I
A comprehensive ecology learning module where students assess the dependence of all organisms on one another and the flow of energy and matter within their ecosystems.
BiologyWise
Biology Wise: An Analogy: Biomass Pyramid vs. Energy Pyramid
Explains what biomass and energy pyramids are and provides a table highlighting their differences.
Texas Education Agency
Texas Gateway: Organism Relationships: Food Chains, Webs, Pyramids
Given illustrations, students will analyze the flow of matter and energy in food chains, food webs, and ecological pyramids.
CK-12 Foundation
Ck 12: Life Science: Flow of Energy
[Free Registration/Login may be required to access all resource tools.] When an herbivore eats a plant, the energy in the plant tissues is used by the herbivore. Every time energy is transferred from one organism to another, there is a...