Chapter 3 & 4- Science

the changing of gas to a liquid

• population

• condensation

• crying

a diagram representing the flow of energy and nutrients in an ecosystem

• food chain

• water shed

• chain link fence

all living things in an ecosystem

• 5th graders

• water cycle

• community

the slow process in which a liquid turns into a gas

• food web

• evaporation

• cooking soup

all the living and nonliving things in an environment

• ecosystem

• ground water

• WMS

the process of one ecosystem changing into a new and different ecosystem

• population

• PE class

• succession

the shallowest part of the ocean ecosystem, where the ocean floor is covered and uncovered as the tide goes in and out

• taiga

• intertidal zone

• Carlyle Lake

the first species living in an otherwise lifeless area

• pioneer species

• succession

• rhinos

very small organisms that drift freely in water ecosystems and are unable to swim

• crabby patties

• benthos

• plankton

one of Earth’s largest ecosystems, with its own kind of climate, soil, plants, and animals

• ground water

• Trenton

• biome