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Comet Elenin Quiz
Difficulty level 5
Example Quiz 1
1. Who discovered comet Elenin?
Leonid Elenin
John Elenin
Elenin Shoemaker
2. When was comet Elenin discovered?
August, 2009
December, 2010
March, 2011
3. At the time of discovery, comet Elenin was,
Between Uranus and Neptune's orbits
Between Jupiter and Saturn's orbits
Between Mars and Jupiter's orbits
4. At its closest approach, comet Elenin will be at a distance of,
0.03 Astronomical Units
0.12 Astronomical Units
0.23 Astronomical Units
5. What is the estimated size of comet Elenin's nucleus?
3 - 4 km
45 - 65 km
1200 - 1800 km
6. Comet Elenin will,
Collide with the Earth
Pass between the Earth and Moon
Neither of the above
7.Comet Elenin is a,
Short-period comet
Long-period comet
Hyperbolic comet
8. How long will it take for comet Elenin re-visit the inner solar system?
100 years
10,000 years
It will only pass through once
9. At its brightest, comet Elenin will be,
Visible to naked eye during the day
Visible to naked eye during night
Visible to a binocular
10. Comet Elenin will be closest to Earth on,
September 23, 2011
October 16, 2011
December 10, 2011
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