Curated OER
The Changing Atmosphere of Pluto
In this atmosphere of Pluto instructional activity, students use an equation for the orbit of Pluto to determine the semi-major axis, the semi-minor axis, the ellipticity of the orbit, the aphelion and the perihelion. They also determine...
Alabama Learning Exchange
Ellipse
Learners explore the concept of ellipses. In this ellipses lesson, they construct ellipses on their paper and follow directions on a worksheet that allow them to investigate an ellipse in more depth by looking at the major axis, foci, etc.
University of Washington
Kepler’s Laws
Introduce your physics or astronomy class to Kepler's laws of planetary motion with this straightforward instructional activity. It covers the basic concepts of each and has learners answer questions to demonstrate their grasp on them....