Solar System Online Test

1. What is the name of the largest moon of Uranus?

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

3. Which spacecraft, launched by NASA in 2006, conducted a historic flyby of Pluto in 2015, providing the first detailed images of the dwarf planet and its moons?

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

5. Which of the following is NOT a type of plate boundary?

6. What is the name of the largest impact basin on Mars, covering a vast region of the planet's southern hemisphere?

7. What is the name of the largest impact crater on the Moon, located on the lunar near side and visible from Earth?

8. Which spacecraft was the first to directly measure the solar wind?

9. Which moon of Saturn exhibits extensive cryovolcanism, with geysers erupting from its south polar region?

10. Which space probe was launched to study Pluto and the Kuiper Belt objects beyond it?

11. What causes the extreme greenhouse effect on Venus?

12. Which instrument on spacecraft is used to measure the impact of the solar wind on Earth's magnetosphere?

13. Which spacecraft was the first to successfully land humans on the Moon?

14. Which space probe was the first to fly by Jupiter and Saturn and provided close-up images of their moons, including Io's volcanic activity?

15. Which moon of Jupiter is thought to have a subsurface ocean beneath its icy crust, similar to Europa, but with a greater depth and complexity?

16. What is the largest gap in Saturn's rings, located between the A ring and the B ring?

17. What is the name of the large, high-altitude vortex observed at Venus' south pole?

18. Which elements in Earth's atmosphere are responsible for the green and red colors in auroras?

19. What is the name of the asteroid belt object that was visited by the Japanese spacecraft Hayabusa2?

20. What is the average surface temperature on Venus?

21. Which dwarf planet is known for its reddish surface color, likely due to the presence of organic compounds?

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

23. What is the name of a small rocky or metallic body in space that enters Earth's atmosphere and produces a streak of light?

24. Which comet is famous for its spectacular breakup into multiple fragments, which collided with Jupiter in 1994?

25. Which moon of Jupiter exhibits a heavily cratered surface, indicating its ancient geological history and lack of significant geological activity?

26. What is the primary greenhouse gas in Earth's atmosphere?

27. What is the term for the movement of water from the Earth's surface into the atmosphere through evaporation from bodies of water and transpiration from plants?

28. What is the estimated total number of icy bodies in the Oort Cloud?

29. Which gas giant planet exhibits alternating bands of clouds in its atmosphere, known as belts and zones, caused by powerful atmospheric jet streams?

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