The dwarf planet Ceres orbits the Sun in a nearly circular orbit with an average radius of 4.14×108 km4.14 \times 10^8\text{ km}4.14×108 km.
Ceres completes one full orbit in 1680 days1680\text{ days}1680 days.
Calculate the average orbital speed of Ceres in kilometres per hour. Give your answer to 3 significant figures.
23 exam-style questions on Edexcel IGCSE Physics Motion in the universe. Each one has a worked solution and a mark scheme showing where the marks go.