Skip to content

Course home

Sign up

6.2 Stars and the Universe

EasyMedium
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576
Question 47

The star Sirius is about 8.6 light-years8.6\text{ light-years}8.6 light-years away from the Earth.

A student makes three statements about this star:

  1. Light from Sirius takes about 8.6 years8.6\text{ years}8.6 years to reach the Earth.
  2. The distance to Sirius is about 8.6 times the distance light travels in one year.
  3. Sirius is located outside our galaxy, the Milky Way.

Which statements are correct?

A

1, 2 and 3

B

1 and 2 only

C

1 and 3 only

D

2 and 3 only

Markscheme

6.2 Stars and the Universe Questions

  1. IGCSE
  2. /Physics
  3. /6.2 Stars and the Universe

104 exam-style questions on CIE IGCSE Physics 6.2 Stars and the Universe, covering 6.2.1 The Sun as a star, 6.2.2a Galaxies and astronomical distances, 6.2.2b The life cycle of a star, 6.2.3a Galaxies and the scale of the Universe, 6.2.3b Redshift, 6.2.3c The Big Bang Theory and cosmic microwave background radiation, and 6.2.3d The Hubble constant and the age of the Universe. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank