4. Astronomy
The Solar System — Quiz
Test your understanding of the solar system with 5 practice questions.
Practice Questions
Question 1
Which of the following describes the primary force responsible for the formation of the solar system from a rotating cloud of gas and dust?
Question 2
What is the primary characteristic that distinguishes a star from a planet?
Question 3
Which of the following best explains why the inner planets are primarily rocky, while the outer planets are gas giants?
Question 4
If a newly discovered exoplanet has an orbital period ($P$) of $8$ Earth years, what is its average distance ($a$) from its star in Astronomical Units (AU), according to Kepler's Third Law ($P^2 = a^3$)?
Question 5
Which of the following celestial bodies is characterized by a solid, icy nucleus that develops a glowing coma and a tail when it approaches the Sun?