The table gives the orbital durations of several planets in our Solar System.
PlanetMercuryVenusEarthMarsJupiterUranusNeptuneOrbital duration / Earth years0.240.621.001.8811.984.0164.8 \begin{array}{|l|c|c|c|c|c|c|c|} \hline \text{Planet} & \text{Mercury} & \text{Venus} & \text{Earth} & \text{Mars} & \text{Jupiter} & \text{Uranus} & \text{Neptune} \\ \hline \text{Orbital duration / Earth years} & 0.24 & 0.62 & 1.00 & 1.88 & 11.9 & 84.0 & 164.8 \\ \hline \end{array} PlanetOrbital duration / Earth yearsMercury0.24Venus0.62Earth1.00Mars1.88Jupiter11.9Uranus84.0Neptune164.8What is the approximate orbital duration of Saturn?
5.45.45.4 years
29.529.529.5 years
112112112 years
154154154 years
60 exam-style questions on CIE IGCSE Physics 6.1.2a Contents of the Solar System. Each one has a worked solution and a mark scheme showing where the marks go.