Which row correctly compares the two theories?
| Option | Big Bang theory | Steady State theory |
|---|---|---|
| A | Has a beginning | Has a beginning |
| B | Has no beginning | Has a beginning |
| C | Has a beginning | Has no beginning |
| D | Has no beginning | Has no beginning |
row A
row B
row C
row D
94 exam-style questions on Edexcel GCSE Physics 7.2 The Universe and red-shift, covering 7.2.1 Big Bang and Steady State theories, 7.2.2 Evidence for the Big Bang, 7.2.3 The Doppler effect and red-shift, 7.2.4 Red-shift as evidence for an expanding Universe, and 7.2.5 The CMB and the accepted model. Each one has a worked solution and a mark scheme showing where the marks go.