# Differences

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courses:order20:vforder20:vfgradient 2018/04/13 14:38 courses:order20:vforder20:vfgradient 2019/06/03 14:06 current
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* QUIZ (10 min)   * QUIZ (10 min)
-  * Spillover (20 min)
* The Hillside (SGA - 20 min)   * The Hillside (SGA - 20 min)
-  * [[..:..:activities:vfact:vfactinggrad|Acting Out the Gradient]] (SGA - 10 min)+  * [[..:..:activities:vfact:vfactinggrad|Acting Out the Gradient]] (Kinesthetic Activity - 10 min)
* [[..:..:activities:vfact:vfgradient|Visualizing Gradient]] (Maple/Mathematica - 15 min)   * [[..:..:activities:vfact:vfgradient|Visualizing Gradient]] (Maple/Mathematica - 15 min)
-  * Finding the gradient of the potential due to a point charge at an arbitrary location using the dot product. (Lecture - 10 min)+  * (Lecture - 15 min)
+    * The gradient in different coordinate systems.
+    * E is the gradient of the potential.
+    * Finding the gradient of the potential due to a point charge at an arbitrary location using the dot product.
+      * The gradient is a differential operator, so derivative rules (such as chain rules) apply
+      * Remind students that the dot product can be foiled.
===== Optional In-class content ===== ===== Optional In-class content =====
* [[..:..:activities:vfact:vfhillnav|Navigating a Hill]] (SGA)   * [[..:..:activities:vfact:vfhillnav|Navigating a Hill]] (SGA)
* Directional derivatives (lecture) (Optional)   * Directional derivatives (lecture) (Optional)
-  * Electric Field - as gradient of the potential (lecture)

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