GEOTHERMAL

EXTRATERRESTRIAL

PLATE TECTONIC

HUMANS

VOLCANIC

biosphere --> organisms--> communities --> ecosystems -->populations --> molecules --> cells --> atoms

atoms --> molecules --> cells --> organisms --> populations --> ecosystems --> communities --> biosphere

atoms --> molecules --> cells --> organisms --> populations --> communities--> ecosystems --> biosphere

ecosystems -->atoms --> molecules --> cells --> organisms --> populations --> communities--> biosphere

biosphere-->atoms --> molecules --> cells --> organisms --> populations --> communities--> ecosystems

the same species

interacting species of different kinds

interacting species of different kinds and the nonliving things in their environment

a single species interacting with nonliving things

all species found in a given area

archaea & bacteria

archaea & fungi

protist & bacteria

fungi & bacteria

archaea & protist

All are multi celled organisms

Their DNA is contained in a nucleus

They are more like bacteria than archaea

Their cells are less complex than bacteria and archaea

Their cells are typically smaller than bacteria

perform experiments and/or make observations

consider facts

establish law

make predictions

develop theories

are accepted as fact​

must be consistent with previous knowledge

have a probability of being incorrect

are only hypotheses

are uncritically accepted by other scientist

it is a very important result​

it has a high probability of being incorrect.

it has a low probability of being skewed by sampling error

there is very little variation in the data

there is no doubt of the result being true

it is likely to have occurred in 50% of the cases

it is consistent with predictions

it is unlikely to have occurred by chance

it is widely accepted

it is likely to have occurred by chance