IU AST-A100 EXAM 2 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS

IU AST-A100 EXAM 2 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Jupiter's Atmosphere - Answer -Made of hydrogen, helium with H2O and ammonia clouds Heat from inside jupiter is carried up to the atmosphere No distinct layers, gradual What is the likely reason why Jupiter emits more energy than it receives from the Sun? - Answer -Jupiter is likely slowly shrinking and cooling, turning the gravitational energy into heat Coriolis Effect - Answer -Turns convecting gases into powerful jet streams, creating Jupiter's cloud bands Jupiter's Bands - Answer -Adjacent belts with different speeds, create high winds, turbulence, and vortices of various colors The Great Red Spot - Answer -Largest storm on Jupiter, has been around for 300 years Jupiter's Equatorial Bulge - Answer -Gravity pulls material inward while rotation pulls material out near the equator, creating a bulge Cause of Jupiter's aurora activity - Answer -Its strong magnetic fieldJupiter's magnetosphere - Answer -Jupiter's strong magnetic field gives it an enormous magnetosphere. Even big enough to protect its moons from solar wind. Strength of magnetic field indicates liquid metallic hydrogen Jupiter's Rings - Answer -Glow at infared wavelengths but hard to see at visible wavelengths Made of tiny dust particles Ganymede - Answer -Largest moon in the solar system, revolves around Jupiter Io - Answer -One of Jupiter's moons Has Sulfer and Sodium volcanic activity Elliptical orbit means continual changes in strength and direction of Io's tidal forces keeping it warm Europa - Answer -One of Jupiter's moons Has tidal warming, but less than Io Looks like a cracked egg on the surface Possible liquid water under the surface Callisto and Ganymede - Answer -Two of Jupiter's moons Orbit farther from Jupiter, so little tidal warming Both may have liquid subsurface water Surfaces are mostly ice