Lesson 4: Galilean Satellites
Objective
To observe the Galilean satellites of Jupiter with the use of the Starry Night Backyard program. To describe the different surface features of the Galilean satellite. To find the apparent position of the Galilean satellites for any date and time using the Starry Night Backyard CD-ROM.
Vocabulary
Galilean satellites, occultation, bright terrain, dark terrain, prograde orbit, retrograde orbit, field of view, orbital periods, synchronous rotation.
Materials
Starry Night Backyard CD ROM
Procedure
Using CD ROM: Starry Night Backyard, chapter 15, the students will answer the following questions:
1. At what field of view do any of the Galilean satellites become visible?
2. Identify the satellites you can see at that field of vision.
3. Draw a picture of one of the satellites and describe it, including as many details as possible.
Extension
Have students continue to work through the interactive CD and complete one additional exercise.
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