What is a chain reaction?

When neutrons from one reaction fire off to cause further reactions.

MF

Related Physics GCSE answers

All answers ▸

How do fossil fuel powered power stations and solar powered power stations generates electricity?


Give two features of polar orbits. Suggest the use of a satellite in a polar orbit.


A balloon's volume is 0.002m^3 at room temperature (20°C). What volume will the balloon occupy when it is cooled to -5°C? Give your answer to 3 significant figures.


Why does increasing the temperature of a gas increase the pressure (when the volume is fixed)?