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Unit 9 Overview: DC Circuits

1 min readβ€’june 8, 2020

Peter Apps

Peter Apps

AP Physics 1 🎑

257Β resources
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Electricity is everywhere, powering our daily lives. Most electronic devices, from cell phones and computers to flashlights and cars use direct current (DC) electrical circuits to power them.

Image courtesy of Unsplash.

This unit serves looks at the concepts from Unit 8 and apply them in creating and analyzing electric circuits. These topics will account for ~6-8% of the AP exam questions and will take approximately 9-12 45 minute class periods to cover.

Applicable Big Ideas

  • Big Idea #1: Systems - Objects and systems have properties such as mass and charge. Systems may have an internal structure.
  • Big Idea #5: Conservation - Changes that occur as a result of interactions are constrained by conservation laws.

Key Concepts πŸ”‘

  • Resistivity (𝜌)
  • Resistance (R)
  • Voltage (V)
  • Current (I)
  • Charge (q)
  • Electrical Energy (W)
  • Electrical Power (P)
  • Series Circuits
  • Parallel Circuits

Key Equations πŸ—

πŸŽ₯Watch: AP Physics 1 - Unit 9 Streams
Browse Study Guides By Unit
πŸ‘ŸUnit 1 – Kinematics
πŸŒ€Unit 2 – Dynamics
πŸš€Unit 3 – Circular Motion & Gravitation
⚑️Unit 4 – Energy
⛳️Unit 5 – Momentum
🎸Unit 6 – Simple Harmonic Motion
🎑Unit 7 – Torque & Rotational Motion
πŸ’‘Unit 8 – Electric Charges & Electric Force
πŸ”‹Unit 9 – DC Circuits
πŸ”ŠUnit 10 – Mechanical Waves & Sound
πŸ‘‰AP Physics Essentials
🧐Multiple Choice Questions (MCQs)
✍️Free Response Questions (FRQs)
πŸ“†Big Reviews: Finals & Exam Prep

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