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Title: Cycling of Matter
Description: This presentation explains the cycling of matter and shows how the decomposition in a composting bin is an example of the cycling in a living system. 
Key Words: composting, system, biomass, decay 
Grade Level: 7th 
Subject: Science 
 Cycle of Matter.pptx

Teacher's Request: Can you give resources/lesson for 7.5B--demonstrate and explain the cycling of matter within living systems such as in the decay of biomass in a compost bin


The PEER Program is composed of three grants entitled "GK-12 Fellows Integrate Science/Math in Rural Middle Schools", "Integrating Environmental Health Science in Rural Schools," and a Science Education Partnership Award (SEPA) entitled "Science Promotion in Rural Middle Schools".

Major funding for the PEER Program is provided by John Deere,
National Science Foundation, the
National Institute of Environmental Health Sciences
and the Office of Research Infrastructure Programs (ORIP) at the National Institutes of Health (NIH).