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Tracking Changes in Photoperiod Around the Globe Mystery Class Update: March 13, 1998 Mrs. Berger's 5th Grade Class Are you noticing some interesting changes in your Mystery Class graph? (It's not because of El Nino or even Friday the 13th, if you're superstitious!). Look at your graph carefully, and then try to answer today's Challenge Question: Challenge Question # 2 "What do you think your graph will look like on March 20, 1998? Why do you think so?" (To respond to this Challenge Question, please follow the instructions at the end of this report.) The effects of El Nino have also not stopped Mrs. Berger and her students, from East Hills School in New York from gathering this week's sunrise and sunset data for you. Remember, this information was recorded on Monday, the same day you collected your sunrise/sunset data Here's the Data for this week: Journey North Mystery Class Sunrise/Sunset Data Data For: Monday, March 9, 1998 Mystery Class Sunrise Sunset # 1 6:47 19:20 # 2 6:40 18:14 # 3 6:23 21:39 # 4 6:48 18:21 # 5 7:11 19:51 # 6 6:53 18:20 # 7 6:38 18:30 # 8 5:57 18:16 # 9 7:12 19:18 # 10 7:20 18:00 How to Respond to Journey North Challenge Question #: 2 1. Address an E-mail message to: jn-challenge-mclass@learner.org 2. In the Subject Line of the message write: Challenge Question # 2 3. In the body of the message, give your answer to the question above. The Next Mystery Class Update Will be Posted: March 20, 1998 Copyright 1998 Journey North. All Rights Reserved.