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Learners listen to a brief lecture on the precession of the equinoxes and of its possible link to the occurrence of ice ages. They discuss the theories proposed by Louis Agassiz and Milutin Milankovich.
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Two Versions of Gravity: Newton and Einstein
We have all heard the debate about teaching both theories, but an innovative instructional activity takes the discussion to a new level. Scholars research and debate Newton's Law of Gravitation versus Einstein's General Theory of...
11th - 12th Science CCSS: Adaptable
Qualitative Aspects of Rotational Dynamics
Explanations for six different physics lab activities and five suggested assessments are contained in this resource by the National Science Teachers Association. Any combination can be used to open learners' eyes to rotational motion....
9th - Higher Ed Science
Physics 240: Kinetic Energy and Angular Momentum
In this energy instructional activity, learners determine the total kinetic energy of different systems and determine the distance two objects will travel down an inclined plane starting at a given height. This instructional activity has...
12th - Higher Ed Science
An Eclipsing Binary System with a Precessing Accretion Disk
Students work together to complete an experiment over binary sources. They determine values for the orbital period of certain objects and interpret intensity changes. They also calculate a value for the period of precession of an...
11th - 12th Science