Mr. Johnston's Social Studies Website



The Earth-Sun RelationshipName: ______________________________23812523558500 4943475698500 A X B D C1a. While the Earth is revolving around the Sun, what other kind of movement does it undergo once a day? ______________________________1b. What is the direction in which this once a day movement occurs? _____________________1c. Describe the movement of location X during the course of 24 hours on a September day. 1d. How does this movement relate to the occurrence of day and night at X?2. How much is Earth’s access tilted? _____________________________3. At which of the four Earth positions is Earth’s axis:a. leaning towards the Sun? ______________________________b. leaning away from the Sun? ____________________________c. Leaning neither away or towards the Sun? _______________________4a. Describe how the progression of the seasons relates to Earth’s revolution around the Sun. 4b. Identify the season that Canada experiences at each of positions A, B, C, and D.A. __________________________B. __________________________C. __________________________D. __________________________4c. Identify the season that Argentina experiences at each of positions A, B, C, and D.A. __________________________B. __________________________C. __________________________D. __________________________4d. Explain why summer days are longer than winter days.4d. Explain why summer days are warmer than winter days. 5. Explain why the amount of solar energy reaching Earth decreases as you move away from the equator?6. Why does only about one-half of the Sun’s radiation reach Earth’s surface?7. In hot deserts, cloud cover is minimal during both day and night. What kind of temperature range over a 24 hour period would you expect in such areas? Explain. ................
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