What is the approximate distance from the Sun to the centre of the Milky Way galaxy?
26 000 kilometres26\,000\text{ kilometres}26000 kilometres
2.6 million kilometres2.6\text{ million kilometres}2.6 million kilometres
26 000 light-years26\,000\text{ light-years}26000 light-years
260 000 light-years260\,000\text{ light-years}260000 light-years
59 exam-style questions on CIE IGCSE Physics 6.2.3a Galaxies and the scale of the Universe. Each one has a worked solution and a mark scheme showing where the marks go.