It is summer in the southern hemisphere of the Earth in December.
Which statement explains why?
The Earth is closer to the Sun in December.
The south pole of the axis of the Earth's rotation is tilted towards the Sun in December.
The Earth rotates faster on its axis in December.
The Moon is closer to the southern hemisphere in December.
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.