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Youngest: Niger
1. Niger — 50.12% under 15.
Oldest: Japan
Japan has the highest old-age dependency ratio of all OECD countries – there is one person over 65 for every two people between the ages of 20 and 64.
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The 20° east meridian separates the Indian Ocean from the Atlantic Ocean and the 147° east meridian separates it from the Pacific Ocean
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Answer:
in California it would be 7:00 PM
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show land and water features
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is shows water routes around the location
The electromagnetic waves were called Hertzian and, later, radio waves.