The trans-Neptunian planetoid Sedna has an average orbital speed of 1.04 × 103 m/s.
Sedna travels a total distance of 3.744 × 1013 m in completing one full orbit around the Sun.
Calculate the orbital period (the time taken to complete one orbit) of Sedna in seconds. Give your answer in standard form.
28 exam-style questions on Edexcel GCSE Physics 7.1 The Solar System and gravity. Each one has a worked solution and a mark scheme showing where the marks go.