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Mars - Coggle Diagram
Mars
evidence of life
every life depends on water, so evidence of water?
extremely low temperature
thin atmosphere
mainly locked up as ice
likely that water exists
a chemical that keeps water liquid
dark streak = flowing stream water
needs air
mainly carbon dioxide
however!!!!!!!!!
some species that can live without oxygen
possibility of basic forms of life
the features
distinct features
the fourth planet
reddish color
due to iron oxide
possibly no evidence of life
similar to those of earth
terrestrial
ice caps
canyons and mountains
rocks and minerals
has a similar tilt
has four seasons
research on Mars
orbiters and landers
remote-controlled
NASA cooperated
1900s
telescopes
misunderstood the streaks as canals
fault in lenses
ancient times
with bare eyes