Skip to content

Course home

8.1 Solar system; stability of orbital motions; satellites

8.1 Solar system; stability of orbital motions; satellites

EasyMedium
123456789
Question 5

In an exoplanetary system, the planet Kepler-186f has an estimated diameter of 15 000 km15\,000\text{ km}15000 km.

a.

The host star, Kepler-186, has a diameter that is 48 times greater than the diameter of Kepler-186f. Calculate the diameter of the star Kepler-186.

[2]
b.

An inner rocky planet in the same system has a diameter that is 0.36 times the diameter of Kepler-186f. Calculate the diameter of this inner planet.

[2]
Markscheme

8.1 Solar system; stability of orbital motions; satellites Questions

  1. GCSE
  2. /Physics
  3. /8.1 Solar system; stability of orbital motions; satellites

19 exam-style questions on AQA GCSE Physics 8.1 Solar system; stability of orbital motions; satellites, covering 8.1.1 Our solar system, 8.1.2 The life cycle of a star, and 8.1.3 Orbital motion, natural and artificial satellites. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank