Flashcards

Locating Places on the Earth

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Question

What is the formula to calculate the number of degrees the Earth rotates per hour?

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Answer

The Earth rotates $360^\circ$ in $24$ hours. Thus, the rotation speed is: $\frac{360^\circ}{24 \text{ hours}} = 15^\circ/\text{hour}$ This rate is fundamental for understanding time zones.

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