Answers of Quiz 1986 (Moon)

1. Moon
2. Latin: Luna, Greek: Seleno, Arabic: Qamar, Urdu: Chand
3. Selenography
4. Silica 45%, Alumina 15%, Lime 12%, Iron Oxide 14%, others 14%
5. 238,900 miles (384,400 km)
6. Natural satellite
7. Charcoal black
8. 2159 miles (27% of the diameter of the Earth)
9. 1.5 inches / 4 cm per year
10. 27 days 8 hours
11. 167 Moons
12. From Sun
13. 1.3 seconds
14. Ocean tides & slight lengthening of day
15. Islamic Calendar
16. 18 year periodic cycle of the Earth-Moon-Sun system. Every 6,585 days, the Earth, Moon & Sun are in exactly the same position. When there is a Lunar Eclipse, there will also be one exactly 6,585 days later.
17. Soviet Union's Luna in 1959
18. Neil Armstrong on 21 July 1969
19. Lunar eclipses occur at full moon, when Earth is between Sun & Moon.
20. Solar Eclipses occur at new moon, when the Moon is between the Sun & Earth.
21. Hazoor (SAWW)

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