Solar System Online Test

1. What is the name of the largest meteorite ever found on Earth?

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

3. What is the name of Kepler's second law of planetary motion?

4. How does the atmospheric pressure at the surface of Venus compare to Earth's?

5. 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?

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

7. Which planet has the shortest rotational period in the Solar System?

8. Which moon of Saturn is believed to have a subsurface ocean beneath its icy crust?

9. Which space telescope observes the universe in X-ray wavelengths, allowing scientists to study high-energy phenomena such as black holes and supernova remnants?

10. Which moon of Jupiter is known for its highly active surface geology, with extensive cryovolcanism and icy geysers?

11. Which moon of Jupiter has the highest density among the Galilean moons, indicating a significant amount of rocky material in its composition?

12. What is the rotational period of Earth?

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

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

15. Which comet is known for its bright appearance and greenish coma due to the presence of cyanogen and diatomic carbon?

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

17. What is the name of the region on Pluto characterized by dark, heavily cratered terrain?

18. What is the name of the valley network system on Mars that suggests past water erosion?

19. Which moon of Saturn is thought to have subsurface oceans beneath its icy crust, similar to Europa and Enceladus?

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

21. What is the name of the spacecraft that successfully landed the Huygens probe on Saturn's largest moon, Titan, in 2005?

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

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

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

25. What is the name of the spacecraft that discovered geysers erupting from beneath the icy surface of Saturn's moon, Enceladus?

26. 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?

27. What type of rock is formed from the cooling and solidification of magma or lava?

28. Which moon of Neptune is thought to be a captured Kuiper Belt object, based on its retrograde orbit and unique composition?

29. What is the name of the largest moon of Jupiter?

30. What is the approximate length of one day on Venus (one complete rotation)?