| Date: |
Monday, January 1, 2001
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| Question/Topic: |
Sun
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| Answer/Pointer: |
The Sun - Fast Facts
Diameter: 865,000 miles (1,392,000 km)
Age: About 4,600,000,000 years
Composition: 75% hydrogen and 25% helium gas
Surface temperature: 10,000 degrees Fahrenheit (5500 degrees Centigrade)
Core temperature: 27 million degrees Fahrenheit (15,000,000 degrees C)
Distance from the Earth: 93 million miles (150 million km)
Time for sunlight to reach Earth: 8 minutes and 20 seconds
Brightness: 38 million billion billion watts
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| Librarian: |
LCLCPL
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| Comments: |
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