Two places are 45 degrees of longitude apart. What is the difference in local solar time between them?
Answer and explanation
Correct answer: B. 3 hours
- Step 1: The Earth turns 15 degrees every hour.
- Step 2: 45 / 15 = 3 hours.
Answer
3 hours.
Why not the others: 4 hours: the longitude was divided by 10 instead of 15. 45 hours: degrees were treated as hours. 6 hours: the time difference was doubled.
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