Astro-Trivia

DIRECTIONS
Click the answer that you think is correct. The computer will tell you whether or not your answer is
correct.

1. The sun contains __________% of the mass of the Solar System.

2. The largest moon in the Solar System is __________________ .

3. The planet with the greatest axial tilt is ___________________ .

4. The planet that comes closest to the Earth, at times, is __________________ .

5. The planet that was found mathematically before its actual discovery was ________________ .

6. The only planet discovered photographically was _______________________ .

7. The only planet discovered accidentally through a telescope was ____________________ .

8. Planet's day is longer than its year, ____________________ .

9. Only moon in the Solar System with an APPRECIABLE atmosphere, __________________ .

10. Only planet that would float on water if you could find a big enough ocean, is ____________________ .

 

 

 

 

 

 

ANSWERS

1. 99.86%

2. Ganymede

3. Uranus

4. Venus

5. Neptune

6. Pluto

7. Uranus

8. Venus

9. Titan

10. Saturn


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