Give an example of 3 different types of radiation stating their make up, penetration and ionising effect.
alpha - helium nucleus - least penetrating - most ionising
beta - electron or positron - second most penetrating - second most ionising
gamma - photon - most penetrating - least ionising
MS
Related Physics A Level answers
All answers ▸How would our Sun's luminosity change if we increased its temperature 3 times?
Calculate the resistance of a uniform wire of diameter 0.5mm, length 2m and resistivity 1.7x10^-8Ωm.
Explain Rutherford's atomic model experiment
A ball is kicked off a cliff at a height of 20m above ground and an angle of 30 degree from the horizontal, it follows projectile motion and lands after a time t. Its velocity at the maximum height it reaches is 20m/s, how long does it take it to land?