Solar System Online Test

1. What is the name of the second-largest moon of Pluto?

2. Which asteroid is the largest object in the Asteroid Belt?

3. What is the region called where the solar wind slows down and merges with the interstellar medium?

4. What causes the extreme greenhouse effect on Venus?

5. Which moon of Jupiter is known for its smooth, icy surface with long cracks and streaks caused by tidal forces?

6. Which comet is the most famous and well-known, with a regular period of approximately 76 years?

7. Which moon of Saturn is known for its thick atmosphere and lakes of liquid methane and ethane on its surface?

8. Which space probe was the first to visit Jupiter and later became the first human-made object to leave the Solar System?

9. What is the name of the massive, swirling storm system observed at Neptune's equator?

10. Which layer of the Earth's atmosphere contains the ozone layer?

11. What was the approximate length of the tail of Comet Hale-Bopp during its peak brightness in 1997?

12. How does the solar wind affect Earth's magnetosphere?

13. What is the phenomenon called when the solar wind compresses Earth's magnetosphere on the side facing the Sun?

14. Which of the following is NOT a type of rock formed by the process of weathering and erosion?

15. Which ground-based observatory is operated by the European Southern Observatory (ESO) and consists of four individual telescopes located in Chile?

16. What is the term for the process by which sediments are deposited in a new location?

17. Which moon of Uranus is known for its unusual, roughly spherical shape, with a diameter about one-third that of our Moon?

18. Which asteroid is the third-largest object in the Asteroid Belt?

19. What is the name of the spacecraft launched by the European Space Agency (ESA) and the Japan Aerospace Exploration Agency (JAXA) to study Mercury?

20. Which geological feature on Earth is the result of the collision between tectonic plates, leading to the formation of mountain ranges?

21. What geological feature on Mercury suggests it has contracted over time?

22. What is the name of the tallest mountain on the Moon, located near the southwestern edge of the Imbrium Basin?

23. What is the name of the largest moon in the Solar System, which orbits the gas giant Jupiter and is larger than the planet Mercury?

24. What is the term for the gradual wearing away of the Earth's surface by natural processes such as wind, water, and ice?

25. What is the name of the region in the Solar System where long-period comets originate, extending to the outermost reaches of the Sun's gravitational influence?

26. What is the approximate distance from the Sun to the inner edge of the Asteroid Belt?

27. What is the name of the hexagonal cloud pattern observed at Saturn's north pole?

28. What is the term for a meteoroid that originates from a comet or asteroid and travels through space?

29. Which comet is known for its exceptionally long tail and was visible to the naked eye for several months in 1997?

30. What is the approximate diameter of Jupiter's Great Red Spot?