AP®︎ Psychology Unit 2: Notes & Study Guide

Prepare for your quiz, test, or the AP exam with a comprehensive review on Unit 2 of AP Psychology – Cognition.

Exam weight: 15%–25%
8 Topics

Unit 2: Cognition

This unit focuses on how we perceive, think, remember, and make decisions. It dives into memory systems, problem-solving strategies, and intelligence, while also addressing challenges like forgetting and cognitive biases.

Begin with Topic 2.1: Perception

To review Unit 2, go through each of the 8 topics below.

Everything you actually need to know for your Unit 2 test, pulled directly from the AP® Psychology curriculum.

Topic 2.1
~7 min
Review
Perception
Perception
  • What Perception Is
  • Filters That Shape Perception
  • Attention and What We Miss
Review
Topic 2.2
~7 min
Review
Thinking, Problem-Solving, Judgments, and Decision-Making
Thinking, Problem-Solving, Judgments, and Decision-Making
  • How Thinking Organizes Information
  • Problem-Solving Strategies
  • What Influences Judgment and Decision-Making
Review
Topic 2.3
~7 min
Review
Introduction to Memory
Introduction to Memory
  • What Memory Is
  • Types of Memory
  • The Multi-Store Model
Review
Topic 2.4
~7 min
Review
Encoding Memories
Encoding Memories
  • What Encoding Is
  • Encoding Strategies That Improve Memory
  • How Study Timing Changes Encoding
Review
Topic 2.5
~7 min
Review
Storing Memories
Storing Memories
  • Memory Storage Systems
  • How Information Stays in Memory
  • Rehearsal and Stronger Retention
Review
Topic 2.6
~8 min
Review
Retrieving Memories
Retrieving Memories
  • What Memory Retrieval Is
  • Recall and Recognition
  • Retrieval Cues That Make Memory Easier
Review
Topic 2.7
~7 min
Review
Forgetting and Other Memory Challenges
Forgetting and Other Memory Challenges
  • Why Memories Fail
  • Main Causes of Forgetting
  • When Memory Becomes Inaccurate
Review
Topic 2.8
~7 min
Review
Intelligence and Achievement
Intelligence and Achievement
  • What Intelligence Is
  • How Intelligence Is Measured
  • Culture, Bias, and the Uses and Misuses of IQ
Review

Notes

1 credit used · 5/5 remaining