ࡱ> ;=:[ bjbj<< 4 ^\^\VVVVVjjjj~j>> $yx*V*VV?CCC.VVCCCx@f-kjU0,yV,C**C> : Big Bang Webquest Name:__________________ Beginning URL:  HYPERLINK "http://map.gsfc.nasa.gov/m_uni/uni_101bbtest.html" http://map.gsfc.nasa.gov/m_uni/uni_101bbtest.html Questions: Part 1: Expansion of the Universe Why did Einstein develop the cosmological constant? _______________________________________________________________________________ Which theory was the natural beginning of The Big Bang theory? ________________________ ________________________ Who showed that the universe was indeed expanding?________________________ According to the expansion law do the galaxies expand away from each other equally? Explain.______________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ _____________________________________________________________________________. Part 2: The Abundance of Light Elements What is nucleosynthesis? ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ What is Big Bang nucleosynthesis? ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ What was the universe like immediately after the Big Bang started?______________ How much of the universes ordinary matter is thought to be helium? Does Big Bang theory support this number? ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ What is WMAP?____________________________________________________________________ ____________________________________________________________________________________ Where do elements heavier than lithium come from? ________________________________________________________________________________________________________________________________________________________________________ Where do elements heavier than iron come from? ________________________________________________________________________________________________________________________________________________________________________ Part 3: Cosmic Microwave Background Radiation What is CMB? Explain. ________________________________________________________________________________________________________________________________________________________________________ Who predicted the existence of CMB?______________________________ Who discovered CMB?____________________________________________________________ Describe the CMB as it exists today. _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ How old is the universe thought to be?_________________________________ What did the FIRAS experiment show? _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ What event was thought to occur about 400,000 years after the Big Bang? _______________________________________________________________________________ What is the most striking characteristic of the CMB?_______________________________ The article mentions cosmology and cosmologists over and over again. 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