Questions - Part A

  1. Which sunspot group is closest to the sun's equator?

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  2. What is the latitude of the northernmost sunspot group?

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  3. Do both sunspot groups travel at the same speed?

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    What does this suggest about the sun's rotation?

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  4. Use Figure 10.2, the March 12, 1989 Boulder Sunspot Observation to predict where sunspot number 5397 will be at 1620 UT, on March 13, 1989. Place a " * " on the March 12 diagram for that location. Label the sunspot with its number. Repeat the process for sunspot number 5398. What is the predicted longitude for each sunspot group on March 13?

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