Science Coordinate 0654: P8. Atomic 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…

Asteroids are large rocks which orbit the Sun. Fig. 6.1 shows a diagram of an asteroid. Fig. 6.1 (a) Fig. 6.2 shows the asteroid orbiting the Sun. Not to scale Fig. 6.2 It takes 1245 days for the asteroid to complete one full orbit of the Sun. The asteroid orbits in a circle $ 3.…