Subject
Grade
Concept/Content
energy is needed for life
Elaboration
- producers (plants), consumers (animals), and decomposers (bacteria and fungi) respond to their environment in energy pyramids (flow of energy in the community from the sun)
- food chains: the flow of food energy from one organism to another (e.g., grass to rabbit to lynx)
- food webs: interconnecting food chains (e.g., a rabbit may be eaten by a lynx or a wolf)
keywords
energy is needed for life