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 ▸

A particle of mass 5kg is moving in circular motion with a time period of 2 seconds. The radius of the circle is 10m. What is the centripetal force on the particle


A simple pendulum is an example of a system in Simple Harmonic Motion, using conservation laws find a) the greatest speed of the bob and b) the magnitude of speed at a height of 1.0cm above the minimum point. Given it starts at rest, at a height of 20cm.


An object orbits Earth at an altitude of 200 kilometers above the planet’s surface. What is its speed and orbital period?


When catching a ball, a cricketer moves his hands for a short distance in the direction of travel of the ball as it makes contact with his hands. Explain why this technique results in less force being exerted on the cricketer's hands