Solar System Online Test

1. Which spacecraft conducted the first soft landing on the far side of the Moon in 2019, deploying the Yutu-2 rover?

2. What phenomenon on Venus is characterized by a slow retrograde rotation, meaning it rotates in the opposite direction of most planets in the Solar System?

3. What is gravitational interaction?

4. What are auroras commonly known as when seen in the Northern Hemisphere?

5. What is the layer of soil that contains organic matter, microorganisms, and plant roots, and is vital for supporting plant growth?

6. What is the name of the moon that was discovered to have a significant impact on Uranus's ring system?

7. What effect does tidal heating have on celestial bodies?

8. Which asteroid is the target of the Hayabusa2 mission, which aimed to return a sample to Earth?

9. What geological feature on Earth is formed by the bending or buckling of rock layers under compressional stress, leading to the uplift of mountain ranges?

10. Which moon of Jupiter is the largest in the solar system?

11. Which planet in the Solar System experiences the strongest winds, with wind speeds reaching up to 1,800 kilometers per hour (about 1,118 miles per hour)?

12. Which moon of Uranus is known for its chaotic, fractured surface, possibly due to past impacts or internal heating?

13. What is the Kuiper Belt?

14. What is the name of the space telescope launched by NASA in 1990, which has provided breathtaking images and groundbreaking discoveries in astronomy?

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

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

17. Which space probe was the first to visit the asteroid belt and to make direct observations of Jupiter?

18. Which ground-based telescope is the world's largest single-aperture optical telescope and is located in the Canary Islands, Spain?

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

20. What is the name of the volcanic moon of Jupiter known for its intense volcanic activity?

21. What is the average speed of the solar wind as it leaves the Sun?

22. Which dwarf planet was the first to be discovered beyond Pluto's orbit in the Kuiper Belt?

23. Which moon of Saturn exhibits a prominent equatorial ridge that encircles its entire circumference, giving it a distinct walnut-like shape?

24. Which meteorite is known for containing abundant organic compounds and is believed to be a remnant of the early Solar System?

25. What is the name of the spacecraft that orbited Saturn and its moons, providing detailed observations and data?

26. What is the primary component of Neptune's atmosphere?

27. Which biome is characterized by long, cold winters and short, cool summers, with coniferous trees as the dominant vegetation?

28. What are substorms in the context of Earth's magnetosphere?

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

30. What is the phenomenon called where Mercury exhibits phases similar to the Moon and Venus?