Question

Key Characteristic: Possible Planets/CelestialBodies:
The sample contains more than one
element.
(1 point)
The sample seemsto be radioactive. (1 point)
The sample is estimated to have
formed close to 4,600 million years
ago.
(1 point)
The source can be found no more
than 4.54 billion kilo meters from the
sun.
(1 point)
The source was exposed to an
atmosphere.
(1 point)

Answer 1

so............. What's the question?