NEED HELP WITH #1,2,3,&4 CLICK THE LINK TO SEE THE PICTURE :) : http://tinypic.com/view.php?pic=64nhw1&s=5#.UpA5BcSkr8Y

Question

anonymous · Answer

Does that activity go with any reading to give you options to choose from?

anonymous · Answer

no @AllTehMaffs

anonymous · Answer

look then look up the names/theories 

John Dalton / law of multiple proportions
J.J. Thomson/ "plum and pudding" atom
Schrödinger/ quantum theory
Niels Bohr / Bohr model of the atom

That should lead you along the right path ^_^

anonymous · Answer

Those are prominent figureheads in the past few hundred years of Western atomic scientific research, and are likely to be what the question is looking for.

anonymous · Answer

thankyou! @alltehmaffs