## Materials Similar to *Finding Derivatives from an Equipotential Graph*

*51%*:**Experts' Understanding of Partial Derivatives Using the Partial Derivative Machine***46%*:**Investigating graphical representations of slope and derivative without a physics context***45%*:**Student responses to chain rule problems in thermodynamics***44%*:**Contextualizing problem-solving strategies in physics-intensive PhD research***41%*:**Changes to equipotential diagrams to improve student ranking of electric potential***40%*:**Introductory students’ attitudes and approaches to Physics problem solving: Major, achievement level and gender differences***39%*:**An Overview of Physics Education Research on Problem Solving***39%*:**Upper-Division Students' Use of Separation of Variables***38%*:**Representations of partial derivatives in thermodynamics***38%*:**Students’ difficulties with solving bound and scattering state problems in quantum mechanics***36%*:**An expert path through a thermo maze***36%*:**The Partial Derivative Machine***36%*:**Multiple Representations and Epistemic Games in Introductory Physics Exam Solutions***36%*:**Standing fast: Translation among durable representations using evanescent representations in upper-division problem solving***36%*:**Dynamics of students’ ontological reasoning across contexts in modern physics***36%*:**Meanings of the equals sign in upper-level undergraduate problem solving***36%*:**Tracking the referent system to understand students' math modeling processes***36%*:**Students’ metarepresentational competence with matrix notation and Dirac notation in quantum mechanics***36%*:**Seeking physical/mathematical coherence by recruiting and reconciling reasoning: A case study in E&M**