Summary
Producers, consumers, and decomposers — this video shows how energy passes from the sun to plants to animals and back to the soil. A clear model for ecosystems and energy-flow lessons.
Viewer safety
All ages
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Teaching resources
Discussion questions
Discussion
A food chain shows who eats whom — and how energy keeps moving.
- What is a producer? Give an example.
- What is the difference between a consumer and a decomposer?
- Where does the energy in almost every food chain start?
- What might happen to a food chain if the producers disappeared?
Quick work-a-long
Vocabulary: producer, consumer, decomposer, energy, food chain.
Try it: Build a four-link food chain with arrows (sun → grass → ? → ?). The arrows point the way the energy flows.