Astronomy Test 2 - Jupiter & Galilean Moons
How long is Jupiter's orbital period in earth years?
11.9
One Jupiter day is equal to which of the following?
9 hrs 50 mins
What are the strongest winds on Jupiter?
Equatorial westerlies
What is the primary element composing Jupiter?
Hydrogen
What type of core does Jupiter have?
Rocky
What do currents in the interior of Jupiter produce?
Magnetic fields
How big is Jupiter's magnetosphere?
30 million km across
How many of Jupiter's moons did Galileo discover?
4
Jupiter has 4 large moons, but how many does it have in total?
67
The cloud layers of giant planets maintain different compositions because of?
Different materials freeze out at different temperatures
_____ is the largest planet in our solar system.
Jupiter
What is the large oval in Jupiter's southern hemisphere known as?
The Great Red Spot
What causes the clouds of Jupiter to form bands around the planet?
The planets rapid rotation
What is the name of Jupiter's moon that is also the largest in our Solar System?
Ganymede
How many Earths would it take to fill Jupiter?
1000-1200
Jupiter has an unusual motion, this is called ____?
Fast differential rotation
All Galilean moons have tidal forces acting upon them True or false?
True
The four "Galilean" moons of Jupiter are Europa, Io, Callisto, and Ganymede.
True
Jupiter has been probed by which of the following:
Voyager I, Voyager II and Galileo