Solar System Structure
Physics ⇒ Earth and Space Physics
Solar System Structure starts at 6 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Solar System Structure.
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See sample questions for grade 10
Calculate the number of planets in the Solar System that are classified as terrestrial planets.
Describe the heliocentric model of the Solar System.
Describe the main components of the Solar System other than the Sun and planets.
Describe the main differences between terrestrial and gas giant planets in the Solar System.
Explain the difference between an asteroid and a comet.
Explain why Pluto is classified as a dwarf planet and not a major planet.
Explain why the inner planets are rocky while the outer planets are gaseous.
A spacecraft is launched from Earth and travels directly away from the Sun. Describe the sequence of Solar System regions it would pass through, starting from Earth's orbit.
Calculate the orbital period (in Earth years) of a planet located 4 AU from the Sun using Kepler's third law (assume the mass of the planet is negligible compared to the Sun).
Compare and contrast the orbital characteristics (eccentricity and inclination) of planets and comets in the Solar System.
Describe how the distribution of mass in the Solar System affects the movement of its components, particularly the location of the barycenter.
Explain the role of gravity in maintaining the structure and motion of the Solar System.
A hypothetical planet orbits the Sun at a distance of 0.5 AU. Using Kepler's third law (P² = a³, where P is the orbital period in Earth years and a is the semi-major axis in AU), calculate the orbital period of this planet in Earth years.
A student claims that the Solar System's structure is influenced by both gravitational and non-gravitational forces. Give one example of a non-gravitational force that affects objects in the Solar System and explain its effect.
Describe the process by which the Solar System's planets became separated into terrestrial and gas giant groups during its formation.
Explain how the distribution of angular momentum in the Solar System provides evidence for its formation from a rotating nebula.
Explain why the orbital periods of objects in the Oort Cloud are much longer than those of objects in the Kuiper Belt.
