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Edwin Powell Hubble

Published on Nov 19, 2015

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PRESENTATION OUTLINE

EDWIN POWELL HUBBLE

DARIUS JACKSON 8TH PERIOD

INFO

  • Born in Marshfield, Missouri 9/29/1898
  • 1898 he moved to Chicago
  • Was gifted in studies as well as athletics
  • Broke the Illinois state high jump record
  • Played basketball and he boxed

EDUCATION

  • Earned an undergraduate degree in mathematics & astronomy
  • Went to Oxford University on a Rhodes scholarship
  • At Oxford he didn't continue the studies of astronomy
  • He studied law at Oxford

MOUNT WILSON OBSERVATORY

  • Observatory was in California
  • Made a classification system for the various galaxies he observed
  • Proved cepheid variables were outside our galaxy
  • Searching for many other galaxies such as our Milky Way

INFO/FACTS

  • 1923 showed "spiritual nebulae" was other galaxies
  • 1924 showed Milky Way was one of many galaxies
  • 1925 invented simple classification system

INFO/ FACTS

  • Volunteered for the U.S army
  • Did combat service in France during WWI
  • 1919 accepted offer to work at mount Wilson obser.

EDUCATION

  • He wasn't happy as a lawyer
  • He started to study astronomy again
  • Studied astronomy at the Yerkes Observatory
  • 1917 received a doctorate in astronomy at the Univ. of Chicago

HUBBLE LAW

  • Dimmer obj.= larger redshift
  • High redshifts=galaxies are speeding away
  • More galaxy light was spread out= the faster it's moving

QUOTES

  • EQUIPPED WITH HIS 5 SENSES, MAN EXPLORES THE UNIVERSE AROUND HIM AND CALLS IT SCIENCE
  • The history of astronomy is a history of receding horizons

H0=V/D

  • H0- hubbles constants
  • V- velocity
  • D- distance
  • Hubbles law equals velocity divided by distance

DEATH

  • September 28, 1953
  • Cerebral thrombosis

PICTURE OF MOUNT WILSON OBSERVATORY

BASKETBALL TEAM

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