Terrestrial Planets
Recently, scientists disccovered that Mercury has a _______________ , much weaker than earth's.
Magnetic Field
True or false: all the Jovian planets have rings
true
Who is the poster child of the dwarf planets?
Pluto
What causes Io to be so volcanically active?
The intense tidal forces from Jupiter creating frictional heating
Olympus Mons on Mars
which terrestrial planet has high surface temps due to the runaway greenhouse effect?
Venus
which planet "rolls" around it's orbit?
Uranus
where are most Asteroids located (be as specific as you can)
In the asteroid belt, located between Mars and Jupiter
what is lunar regolith and how does it compare to soil?
it is mostly micrometeorite debris from impact craters. it is very different from earth's soil as it has not been weathered and does not contain any organic matter
where is the vast majority of the solar system's mass located?
the Sun
Erosional features related to flowing water
why are Neptune and Uranus blue?
methane ice in their atmospheres
what is the glowing head of a comet called?
a coma
what features on Earth's moon are the oldest and how do we know?
lunar highlands - heavily cratered
what object in the solar system is unique for orbiting the opposite direction of the rest of the bodies?
Neptune's moon Triton
Why have we not had much success sending probes to Venus?
they get destroyed by the high pressure and temp the surface
which planet has the highest recorded winds in the solar system
Neptune (over 1200 mph)
where do dwarf planets reside?
In the Kuiper belt
Europa
What line of evidence most strongly supports that the solar system formed from a nebula?
how big is Mars compared to Earth?
1/2 the size
what 2 factors cause the incredibly fast winds on Jupiter?
internal heat and fast rotation
what is the defining factor of a dwarf planet?
It's not the only object to occupy it's orbital path
what rains down on Titan?
methane rain
What do Enceladus and Triton have in common?
Cryovolcanism