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 ▸In one second a mass of 210 kg of air enters at A. The speed of this mass of air increases by 570 m s–1 as it passes through the engine. Calculate the force that the air exerts on the engine.
What is natural frequency and how is it associated with resonance?
Why does current split between branches of a parallel circuit, but voltage remains the same for each branch?
Assuming the Earth is a perfect sphere of radius R. By how much would your mass (m), as given by a scale, change if you measured it on the north pole and on the equator?