•Inner Core –
1200 km made
of solid Fe, Ni.
•Outer Core –
2250 km made
of liquid Fe, Ni.
•Mantle – 2900
km made of
dense rocks.
•Crust – 5 – 40
km made of
solid lighter
rocks.
•This is where we live!
•The Earth’s crust is
made of:
•The relationship between an organism and its
environment is the study of ECOLOGY.
•Biotic Factors—living
components in the
biosphere
•Biotic, meaning of or
related to life, are
living factors. Plants,
animals, fungi, protist
and bacteria are all
biotic or living
factors.
•AbioticAbiotic Factors—
nonliving
components in the
biosphere
•Environmental factors
such habitat (pond,
lake, ocean, desert,
mountain) or
weather such as
temperature, cloud
cover, rain, snow,
hurricanes, etc. are
abiotic factors.