Centimeter
Meter
Kilometer
All of the above
the place where animals live
a collection of organisms and materials that interact
only found in forests
unchanging, fragile systems that are easily damaged
Soil
Sunlight
Animals
Dead plants
Scale
Resilience
Food webs
Boundaries
Flow of energy from one organism to another in a food web
Cycling of nitrogen between soil, water, and the atmosphere
Conditions an animal needs to grow and reproduce
Living and non-living things in an area and their interactions