http://sites.science.oregonstate.edu/physics/coursewikis/ph111/ 2020-01-25T23:50:22-08:00 http://sites.science.oregonstate.edu/physics/coursewikis/ph111/ http://sites.science.oregonstate.edu/physics/coursewikis/ph111/lib/images/favicon.ico text/html 2012-04-04T12:53:47-08:00 http://sites.science.oregonstate.edu/physics/coursewikis/ph111/doku.php?id=activities:sun_earth_moon:diameterofthesun:start&rev=1333569227 Navigation Links Fall 2009- Day 3 Sun Earth Moon System Phenomena The students extended their exploration of the pinhole phenomena by observing the sun. Small groups of students went outside with a meter stick, a piece of cardboard with a hole in it, and a white piece of paper attached to a wooden board. The students oriented their cardboard with a hole in it so that sun light traveled through the hole and ended up appearing about one meter away on the white piece of paper that the students…