Jupiter`s Galilean Moons

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Jupiter
• Largest planet (1300
Earths would fit
inside!!!
• 2.5x the gravity than
on Earth
• Jupiter radiates more
energy into space than
it receives from the
Sun
http://apod.nasa.gov/apod/image/0212/jupiterIo_cassini_full.jpg
Jupiter’s Galilean Moons
Developed by Barbara J. Shaw
http://photojournal.jpl.nasa.gov/catalog/PIA00343
Jupiter’s Galilean Moons
http://www.astro.psu.edu/users/niel/astro1/slideshows/class41/010-jupiter-galilean-moons.jpg
Size in Relationship to Jupiter
http://www.carinasoft.com/voyager4/info/images/ThreeMoonsOnJupiter.jpg
Size Compared to Earth
http://homepages.wmich.edu/%7Ekorista/ss-images/solarsys_compsizes.jpg
Night 1
-2
-1
+1
+2
Night 2
-2
-1
+1
+2
Night 3
-2
-1
+1
+2
Night 4
-2
-1
+1
+2
Night 5
-2
-1
+1
+2
Night 6
-2
-1
+1
+2
Night 7
-2
-1
+1
+2
Night 8
-2
-1
+1
+2
Night 9
-2
-1
+1
+2
Now you predict
Night 10
-2
-1
+1
+2
Night 10
-2
-1
+1
+2
Can you place each moon in orbit around Jupiter?
-2
-1
+1
+2
http://www.ox.ac.uk/images/maincolumn/257_Jupiter_from_Cassini.jpg
Answer
Callisto
Ganymede
Europa
-2
-1
+1
Io
+2
Stopped by a cop
• He said, “Do you
know how fast you are
going?”
• I replied, “That, sir, is
relative…”
http://www.dkimages.com/discover/previews/957/90054129.JPG
How Fast?
• I was driving 55 miles
per hour, but…
http://www.zenconsulting.net/jasonkehr/images/T1000.jpg
How Fast?
• The Earth, at the
equator, rotating on
it’s axis
– 1,040 miles per hour
– In Portland, roughly
520 mile per hour
http://apod.nasa.gov/apod/image/0703/bluemarble_apollo17_big.jpg
How Fast?
• The Earth revolving
around the sun
– 67,000 miles per hour
http://www.ecology.com/archived-links/earths-orbit/index_files/earthorbit.gif
How Fast?
• The Sun revolving
around the Milky Way
Galaxy
– 486,000 miles per hour
http://apod.nasa.gov/apod/ap011004.html
How Fast?
• The Milky Way
Galaxy moving with
the local cluster
towards the
constellation Hydra
– 1,340,000 miles per
hour
http://apod.nasa.gov/apod/ap020123.html
How Fast?
• So, Officer, it is all
relative, and 55 is
insignificant!
– I still got the ticket…
http://www.rps.psu.edu/probing/graphics/light.jpg
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