Solar system Quiz 0% 23 Physics - Solar System Here is an easy quiz on the Solar System. There are ten questions. The quiz is not timed.Good luck. 1 / 10 1. From 2006, this object, in the solar system, is not considered a planet; It is now classified as a dwarf planet. That object is: A. Pluto B. Titan C. Neptune D. Uranus 2 / 10 2. On these two planets, the day is longer than its year. These two planets are: A. Mercury and Jupiter B. Mercury and Venus C. Venus and Neptune D. Pluto and Mars 3 / 10 3. What is going on at the center of the Sun (or in any star) is known as nuclear fusion (hydrogen atoms are fused together to make helium). In this process huge amount of energy is released. A. True B. False 4 / 10 4. On these two planets, the Sun rises in the west and sets in the east. These two planets are: A. Mercury and Jupiter B. Pluto and Mars C. Venus and Neptune D. Venus and Uranus 5 / 10 5. The planet Saturn's spectacular rings are made of: A. Billions of chunks of water-ice (99%) and pieces of rocks (1%). B. Mostly liquid hydrogen. C. Continuous solid rock. D. Mostly pieces of rocks. 6 / 10 6. Though Venus is the second planet, its surface temperature is greater than the planet Mercury which is orbiting close to the sun. That is due to the greenhouse effect caused by the presence of huge amount of carbon dioxide in the atmosphere of Venus. A. False B. True 7 / 10 7. Ganymede, one of the Galilean moons of Jupiter, is the largest of all the moons in the solar system. It is even bigger than the planet Mercury. A. False. B. True. 8 / 10 8. Astronomers sometimes use the AU (Astronomical Unit) to communicate the distance between celestial objects. One AU is defined as: A. The distance between the Earth and the Moon. B. The distance between the Sun and the Kuiper belt. C. The average distance between the Sun and the Earth. D. One Light-year is sometimes called AU. 9 / 10 9. Our solar system formed about: A. 4.6 million years ago B. 4.6 billion years ago C. 4000 years ago 10 / 10 10. Asteroid belt is located between the orbits of: A. Jupiter and Saturn B. Earth and Mars C. Mars and Jupiter D. Mercury and Venus Your score isThe average score is 92% 0% Restart quiz Feedback from others Send feedback