LEARN NC

K–12 teaching and learning · from the UNC School of Education

Goal 3

The learner will build an understanding of conductors, capacitors, and dialectrics.

Objective 3.01
Examine and analyze electrostatics with conductors.
  • Describe and sketch the features of electric fields in and outside of a conductor.
  • Describe the charge density on a conductor.
  • Explain charging by induction and how charges are brought near a conductor.
  • Clarify qualitatively the electric field region.
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Objective 3.02
Identify and evaluate capacitors and dielectric.
  • Define capacitance with stored charge and voltage.
  • Recognize energy storage in relation to voltage, charge, and energy.
  • Relate voltage, charge, and stored energy in a capacitor.
  • Analyze capacitance and energy of a parallel plate.
  • Define the electric field and capacitance in spherical and cylindrical objects.
  • Explain how a dialectric affects the capacitance field strength and voltage.
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