A Clue About Longitude Clues
Why They Only Work on the Equinox

On our summer solstice in June, the Northern Hemisphere is tilted toward the sun. As the Earth turns toward the sunlight, watch the place where you live. Imagine the longitude line that runs through your town, from the North Pole to the South Pole. Does it looks like sunrise occurs at the same time or different times along that longitude? Now let's look again at the spring equinox.

June: 24 hours on the Summer Solstice
The Living Earth® image is a composite of Earth satellite imagery developed by The Living Earth, Inc.
From: The Earth and Moon Viewer




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