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Correct Answer: D) Comets.
Correct Answer: D) Terrestrial Planets.
Correct Answer: C) Constellation.
Correct Answer: C) Milky Way.
Correct Answer: C) Venus.
Correct Answer: A) Earth.
Correct Answer: D) Liquid Metallic Hydrogen.
Correct Answer: B) Comet.
Correct Answer: C) Earth is rotating.
Correct Answer: B) Mercury.
Correct Answer: D) Mercury.
Correct Answer: C) Copernicus.
Correct Answer: A) Jupiter.
Correct Answer: B) Rotation on its axis.
Correct Answer: B) A streak of light caused by a chunk of matter that enters Earth's atmosphere and gets heated by the air.
Correct Answer: B) Mass and distance.
Correct Answer: A) Gradually.
Correct Answer: D) The Great Red Spot.
Correct Answer: C) Mercury.
Correct Answer: B) Uranus.
Correct Answer: C) Mars.
Correct Answer: B) Mars.
Correct Answer: C) Uranus.
Correct Answer: B) Terrestrial planets.
Correct Answer: A) Venus.