Hartwood Fourth Grade Science
This is a homework blog for our Fourth Graders to watch videos and play interactive games at home.
Wednesday, May 1, 2013
What is an ecosystem?
is a community of living organisms (plants, and animals) with the nonliving components of their environment (things like air, water and mineral soil), interacting as a system.
Look at the map below and find where in America Virginia is.
Use the key below the map and find out what ecosystem we have in Virginia.
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