Earth Science Exam Reviewer/notes

Ea rth Scie n cePla n eta ry N eb u laN eu tr o n S ta rT HE U N IV ERSE & T HE S O LA R S Y ST EMT HE U N IV ERSE & T HE S O LA R S Y ST EMG RA D E 1 1 S T EM N O TESScie n tif ic e vid en ce p oin ts t o a n o rig ins o m etim e b etw een 1 0 a n d 2 0 b illi o nye a rs a go .T h e B ig B an g t h eo ry i s t h e m ostsu p porte d e xp la n atio n f o r t h efo rm atio n o f t h e u niv e rs e . A ll m atte ra n d e n erg y i n t h e u niv e rs e c a m e f r o m ac o n den se d h ot m ass t h at e xp lo d ed a n dexp an