It is winter in the northern hemisphere of the Earth in December.
Which statement explains why?
The Earth is further from the Sun in December.
The north pole of the axis of the Earth's rotation is tilted away from the Sun in December.
The Earth's rotation on its axis slows down in December.
The Moon's orbit is aligned with the Earth's equator 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.