LightOriginally posted by dragg:philips
speed = 299,792,458 ms-¹Originally posted by sbst275:Light
TheoryOriginally posted by poon cho tang:speed = 299,792,458 ms-¹
principlesOriginally posted by sbst275:Theory
logicsOriginally posted by poon cho tang:principles
polemicsOriginally posted by chonsou:logics
argumentativeOriginally posted by poon cho tang:polemics
debateOriginally posted by dragg:argumentative
contentiousOriginally posted by poon cho tang:debate
issuesOriginally posted by dragg:contentious
journalsOriginally posted by poon cho tang:issues
periodicalsOriginally posted by chonsou:journals
periodic tableOriginally posted by poon cho tang:periodicals
mendeleevOriginally posted by pranksterwj:periodic table
metalsOriginally posted by pranksterwj:periodic table
copper (ii) sulphateOriginally posted by dragg:metals
ammonium solutionOriginally posted by pranksterwj:copper (ii) sulphate
ironOriginally posted by pranksterwj:copper (ii) sulphate
reactionsOriginally posted by tut4nkh4m3n:ammonium solution
goshOriginally posted by tut4nkh4m3n:reactions
godOriginally posted by tut4nkh4m3n:gosh
churchOriginally posted by tut4nkh4m3n:god
boringOriginally posted by tut4nkh4m3n:church
templeOriginally posted by tut4nkh4m3n:church
steelOriginally posted by dragg:iron