Science Coordinate 0654: P9. Space physics Topical Past Paper Questions

(a) Compare the relative ionising effects of alpha, beta and gamma radiation. [1] (b) (i) Describe, in terms of particles, the change which occurs in the nucleus of an atom which undergoes beta decay. [2] (ii) Explain why beta radiation, rather than alpha or gamma radiation, is u…

(a) (i) State the age of the Universe according to the Big Bang Theory. [1] (ii) State how the Universe began according to the Big Bang Theory. ..... (b) The distance between Earth and Mars varies between $ 5.6 \times 10^{10} m $ and $ 4.0 \times 10^{11} m $. Calculate the shorte…