What is the primary cause of the change of seasons on Earth?
the rotation of the Earth on its axis
the tilt of the Earth's axis as it orbits the Sun
the changing distance between the Earth and the Sun during its orbit
the gravitational influence of the Moon and the Sun on Earth's oceans
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.