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7 questions
the earth is _____ billon years old
4.5 million
4.5 billon
199 millon
1.59 trillion
CLOSEST STAR TO OUR PLANET?
Rigil Kentaurus
MARS
SUN
WHICH PLANET IS FAREST FROM OUR SUN?
MARS
PLUTO
NEPTUNE
EARTH
Can a Star Turn Into a Planet?
NO
YES
Have aliens ever visited earth?
no
yes
Can gravity form waves?
yes
no
WHICH MOON IS THIS?
TITAN
Charon
Atlas
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