What Is Physics? Flashcards
1
Q
what does a scientific method involve?
A
1) systematic observation
2) controlled experiment
3) qualitative and quantitative reasoning
4) mathematical modelling
5) prediction
6) verification or falsification of theories
2
Q
which concept was explained by paul dirac theoretically and when
A
antiparticle in 1930
3
Q
paul dirac’s theory was confirmed by who and when experimentally
A
by carl anderson in 1932 with his experimental discovery of positron (antielectron)
4
Q
two main thrusts of physics
A
unification (bigger concepts explained with smaller experiments)
reduction (understanding a complex concept with constituent simpler parts)
5
Q
origin of word ‘physics’
A
greek word ‘fusis’ which means ‘nature’
6
Q
origin of word ‘science’
A
latin word ‘scientia’ which means ‘to know’
