Wednesday, October 11, 2017

Earth, cont'd

• Magnetic Field
  • Magnetic Poles
  • Van Allen Belts
  • solar wind shapes the magnetosphere
  • Moving electrically charged particles = magnetic field
  • Aurora
  • more aurora
  • Aurora seen from the space shuttle
  • Aurora on Saturn
  • Good website about solar activity: www.spaceweather.com
• Moon
  • Question 1
  • size comparison
  • Surface features
    • Maria (single=mare)
    • another maria picture
    • Highlands
    • Craters
    • more craters
    • Major features labelled
    • ejecta blanket
  • Ocean Tides
    • high and low tide picture
    • Ocean Bulges
    • ideal graph
    • data
    • Spring Tides
    • Neap Tides
  • Missions
    • Lunar missions time-line
    • Apollo 11 crew: Neil Armstrong, Michael Collins, Buzz Aldrin
      • launched July 16, 1969
      • landed in Mare Tranquillitatis (Sea of Tranquility) July 20, 1969 4:17pm EDT
      • 1st steps July 21, 1969 10:56pm EDT, video
      • picture on surface
      • stayed on surfact 21 hours, 38 minutes, then returned to Earth with moon rocks
    • Lunar Reconnaissance Orbiter
    • LRO movie
• Question 2

Reading: Chapter 6 sections 18-24 (Mars)