Flashcards — Chapter 3 🃏

Vectors — The Language of Motion in 2D and 3D — Vectors are the foundation of physics! Master scalars, addition, components, and products with these cards. ➕🎯

🎮 How it works

• 🎴 Study Mode — Cards one at a time. Think, then see the answer.
• ⚡ Quick Quiz — 10 questions in 20 seconds. Score, streak, and competition!

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📊 Topics covered

• Scalars and Vectors — the essential difference
• Vector Addition — graphical and component methods
• Vector Components — \( v_x \) and \( v_y \)
• Unit Vectors — \( \hat{i} \), \( \hat{j} \), \( \hat{k} \)
• Dot Product — \( \vec{A} \cdot \vec{B} = AB\cos\theta \)
• Cross Product — \( \vec{A} \times \vec{B} = AB\sin\theta \hat{n} \)

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What's next:

👉 §3.7 — Worked problems
👉 §3.8 — Practice problems
👉 §3.9 — Further reading

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