Day 26 in SCI110: Seasons and Weather

Spring 2005 Schedule
Last time:
- Choice of cities for meteorology study
- Exam 3
Today:
- Discussion of exams
  - mean: 71%
  - sd: 10
- Recent fossil news
- Cities for weather collection
  - Discussion of cities for weather collection
    - visit http://ww2010.atmos.uiuc.edu/(Gh)/guides/maps/sfcobs/wnd.rxml for a description of wind barbs
    - Barometric pressure (see p. 322)
  - Next class: weather presentations
    - present your data, and
    - describe the general climate and meteorology of your adopted city throughout the year
    - Provide me with one-page summary
- The Earth's journey through space -- why are there seasons?
  - How do we know that the Earth is round like a ball?
  - How do we know that the Earth's axis is spinning?
  - How was the radius of the Earth first calculated (Eratosthenes)?
  - How do we know that the Earth's axis is tilted?
    - Equinoxes
    - Solstices
    - The north star (and precession)
  - Tim and Moby film festival -- seasons and weather
- Worksheets
  - p. 67 -- why are there seasons?
  - pp. 68-69 -- UIUC site for meteorology information and Larry Giesmann's weblinks

Website maintained by Andy Long. Comments appreciated.