Was Pluto downgraded from planet to ‘dwarf planet’ before or after the Mars Exploration Rover mission began?
Options :-
A. Before - and its moons were also downgraded.
B. After - and this was decided when 10% of 2,700 scientists invited to a planet definition committee voted on the issue.
C. After - and it was downgraded because it did not meet two out of three criteria to be a planet.
D. Before - and the decision was made by the International Astronomical Union.
Answers
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12
Answer:
A......................
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Answer:
After.....………. The mars exploration Rover mission began in 2003.B....
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