Do you know how long it takes for everyday items to decompose? Tons of litter ends up in our landfills each year and this can be easily avoided by recycling. Have a look at this at infographic by Life Hacks on how long everyday items take to decompose.
This file includes activities that can be used to assess students' understanding of biotic and abiotic factors and the levels of organization in the environment. A guide and answer key for each activity is included to assist in implementation. Biotic or