Astronomy_1_worksheet_4_part_9 - Figure 13 – Satur n...

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Unformatted text preview: Figure 13 – Satur n space 1. Jupiter’s third Galilean satellite has its own claim to fame. Using the Navigation menu, select Solar System Browser , click the ( + ) next to Jupiter and select “ Ganymede ”. Choose Go To and OK . Zoom in a bit with the [ Home ] key. Swing/drag to its sunny side with the right mouse button. 2. Ganymede is the Solar System’s largest moon . Our moon has a radius of about 1650 km. How many times larger is Ganymede compared to our moon? Answer on your Worksheet . It too is made of ice and rock and is covered in craters. In addition, there are clear frozen water “channels” on it. Because Ganymede also flexes in Jupiter’s tug and pull of gravity, we believe it too has a liquid ocean under its surface ice, although its ocean would not be as extensive as on Europa . 3. If Ganymede had not been captured by Jupiter’s gravity a long time ago, it would still be in orbit around the Sun, not Jupiter, and would be big enough to qualify as our Solar System’s 10...
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Astronomy_1_worksheet_4_part_9 - Figure 13 – Satur n...

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