Which row about the rotation and orbit of the Earth is correct?
Approximate time for the EarthApproximate time for the Earthto rotate once on its axisto orbit the SunA1 hour30 daysB24 hours30 daysC24 hours365 daysD365 days24 hours \begin{array}{|c|c|c|} \hline & \text{Approximate time for the Earth} & \text{Approximate time for the Earth} \\ & \text{to rotate once on its axis} & \text{to orbit the Sun} \\ \hline \text{A} & 1\text{ hour} & 30\text{ days} \\ \hline \text{B} & 24\text{ hours} & 30\text{ days} \\ \hline \text{C} & 24\text{ hours} & 365\text{ days} \\ \hline \text{D} & 365\text{ days} & 24\text{ hours} \\ \hline \end{array} ABCDApproximate time for the Earthto rotate once on its axis1 hour24 hours24 hours365 daysApproximate time for the Earthto orbit the Sun30 days30 days365 days24 hoursRow A
Row B
Row C
Row D
100 exam-style questions on CIE IGCSE Physics 6.1 The Earth and the Solar System, covering 6.1.1a Rotation of the Earth, the seasons and the Moon, 6.1.1b Average orbital speed, 6.1.2a Contents of the Solar System, 6.1.2b Formation of the Solar System, 6.1.2c Gravitational field strength of a planet, and 6.1.2d Orbits and gravitational attraction. Each one has a worked solution and a mark scheme showing where the marks go.