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Specifics
about planets + Sun
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Sun
-
Granules
on Sun caused by convection
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Sunspots
caused by wound up magnetic field
-
number
of spots cycle every 11 years
-
related
to solar prominences and flares
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solar
flares effect satellites at Earth
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Sun
steadily releases charged particles the flow outward
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Solar
Wind
-
source
of particles that cause auroras
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Mercury
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Scarps
are long cliffs
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3-2
spin-orbit coupling
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Venus
-
About
same size as Earth
-
Covered
in clouds
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Greenhouse
effect caused by carbon dioxide (CO2)
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Mars
-
Much
smaller than Earth
-
No
active volcanos
-
No
liquid water now (but used to be)
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Water
and CO2 ice on surface
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Jupiter
-
mostly
hydrogen and helium gas/liquid
-
small
rocky core
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belts
(dark), zones (bright)
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Galilean
moons (Jupiter)
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Io's
volcanos are sulfur dioxide (SO2)
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Saturn
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rings
are made of snowballs (all outer planets have rings)
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Titan
may have hydrocarbon (ethane) lakes
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Uranus
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rotation
axis tipped at 98 degrees
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rotates
retrograde (like Venus, Pluto)
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Neptune
-
internal
heat source (like Jupiter, Saturn) causes more circulation than Uranus
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Pluto
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Pluto
and its moon Charon always have the same faces pointed to eachother
Granules
on Sun (close up), Solar prominence
Scarps
on Mercury
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