Approximately how long does the Earth take to orbit the Sun?
24 hours24\text{ hours}24 hours
28 days28\text{ days}28 days
365 days365\text{ days}365 days
30 days30\text{ days}30 days
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.