Answer:
Different Number of neutrons.
Out of the three you gave ecosystem is what I would call the most broad. An ecosystem includes living AND non-living things in an area
Community is all the LIVING things in an area (plants are included and I think bacteria is too, but I'm not sure)
Population is pretty narrow it just looks at specific species in one area. Population of mosquitoes doesn't include butterflies, if only looks at mosquitoes
Hope this helped!
Breaker measures a large amount and graduated cylinder measures a small amount
Joaquin spent $15 on his jeans :) hope this was right!
