Latest FCTC Exam Elaboration with 100% Correct Answers

Latest FCTC Exam Elaboration with 100% Correct Answers Intersteller matter *Ans* raw material for the formation of stars accelerating expansion *Ans* 1998 unexpected theory Positron *Ans* anti-electron Radio Telescope *Ans* used to discover the background radiation Carbon fusion *Ans* nuclear reaction that distinguishes high from low mass stars accertion *Ans* rocky-metallic grains sticking together supernova *Ans* produces elements more massive than iron birth of a star *Ans* hydrogen fusion begins in core of star stellar iron core *Ans* cause of a supernova expansion of space *Ans* reduces thetemperature of the universe exponential decay *Ans* used to determine the age of the earth neutrino *Ans* small-mass neutral particle helium-4 *Ans* nucleus produced in hydrogen fusion steady state theory *Ans* assumes universe is infinitely old radioactivity *Ans* source of energy to melt earth's in