Answer all questions in this part. NAME: ________________________________________________ NOTES #3 ASTRONOMY #1 Directions (1–35): For eachPART statement or question, write in your answ Thegiven, Big Bangbest completes the statement or answer expression that, of those require the use of the 2010 Edition Reference Tables for Physical Setting/Ea 1. What conclusion did Lemaître and Hubble draw concerning the size of the Universe? What evidence supported their conclusion? 4 The constel 1 Evidence of mass extinctions of life-forms is ____________________________________________________________________________________ a night, as s preserved in the fossil record. It is inferred that ____________________________________________________________________________________ some of these extinctions occurred because of (1) earthquakes (3) solar eclipses ________________________________________________________________________________ (2) asteroid impacts (4) tsunamis Pisces ________________________________________________________________________________ 2. What are the two components of Hubble’s Law? 1. 2. 3. What does 2 theBy Big which Bang Theory say? do stars convert mass into great process ____________________________________________________________________________________ amounts of energy? ____________________________________________________________________________________ (1) nuclear fusion (2) heat transfer (3) gravitational pull (4) radioactive decay 4. How long ago is the Big Bang thought to have occurred? _________________________________ 5. What is the shape of our galaxy? ______________________________________________________ 6. What was created in the Big Bang? 3 The diagram below represents the development of ____________________________________________________________________________________ East our universe from the time of the Big Bang until ____________________________________________________________________________________ the present. Letter A indicates two celestial objects. A 5 The diagram spectrum fo Time Present Which mot change in p (1) revolutio (2) rotation (3) revolutio (4) rotation Violet The spectru the light fro Big Bang The present-day celestial objects labeled A are Violet