Curated OER
Ellipse Lab
Leading the students to draw a representation of ellipses of planets, this handout will help understanding the planet movement around the sun. There are ten questions about the analysis of those orbits and a conclusino specifically...
Curated OER
The Dawn Mission: Ion Rockets and Spiral Orbits
In this ion rocket and orbits learning exercise, students read about the spiral orbit the Dawn spacecraft took due to its ion rocket motor. Students solve 3 problems including finding the path taken by the spacecraft, determining the...
Khan Academy
Khan Academy: Ancient Observations
If you observe Mars over time you will notice that it gradually grows and shrink over time. Why does this happen? Read this article to see the explanation for this observation.