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Ch 12 Saturn Pt 1&2

Vocabulary

TermDefinition
Oblate equatorial diameter greater than the distance between poles; flattened at the poles
Haze dust and other dry particles obscuring the clarity of one's view in an atmosphere
Polar Vortex long-lived pattern of circulating winds around the pole of a planet
Dragon Storm giant thunderstorm, similar to the electric thunderstorms found on Earth
Helium Precipitation condensing of helium forming a mist, which rains down toward Saturn's interior producing heat via friction
Planetary Ring System material organized into thin, flat rings encircling a giant planet
Huygens scientist who first realized that Saturn has rings and discovered its moon Titan
Cassini scientist who discovered the most noticeable gap in Saturn's rings and 4 of its moons
Cassini Division relatively empty gap in Saturn's ring system with a number of thin ringlets
Encke Gap small gap in Saturn's A ring
Roche Limit distance from a planet where the tidal force between objects exceeds their attraction
Ringlet narrow region in Saturn's planetary ring system where the density of ring particles is high
Spokes charged dust particles that are levitated out of the ring plane by Saturn's magnetic field
Resonance when two characteristic times are related in some simple way
Shepherd Satellite moon whose gravity on a ring helps preserve its shape
Maxwell scientist who was the first to understand Saturn's rings are made up of numerous particles
Created by: john_bailey720
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