Correct Answer : Option (C) - Mars and Venus
Correct Answer : Option (A) - a watch having mainspring to keep it going
Correct Answer : Option (C) - Red
Correct Answer : Option (D) - Mercury
Correct Answer : Option (A) - Uranus
Correct Answer : Option (B) - Neptune
Correct Answer : Option (B) - Mars and Jupiter
Correct Answer : Option (D) - Milky Way
Correct Answer : Option (A) - 8 1/3 minutes
Correct Answer : Option (C) - Yuri Gagarin