Popper = hypothetico-deductive method
hypothesis formation= informed guesses about the causes of phenomena.
falsification=testing hpothesis against evidence trying to prove it wrong.
prediciton=establishing evidence based cause+effect relationship which would happen again is same circumstances arose.
theory formation= if hypothesis is tested+ cant be proven false then its likely to be true so it can be part of scientific theory.
scrutiny= scientific theory iss scrutinised by other scientists/stands true until new evidence emerges which proves it to be false.