Physics 206: Waves & Modern Physics – Course Outline and Study Guide

Course Overview

Introduction

This course, Physics 206 (Waves & Modern Physics), is designed for college students as a prerequisite for advanced physics and science courses. It covers foundational and modern topics in physics, focusing on wave phenomena, optics, and quantum mechanics, as well as the structure of matter and the universe.

• Textbook: Physics for Scientists and Engineers with Modern Physics by R. A. Serway and J. W. Jewett, Jr., Volume 2, Ninth Edition.

• Prerequisite: Physics 204 or equivalent.

• Course Format: Lectures, tutorials, concept assignments, problem sets, papers, midterm and final exams.

Course Topics

Main Topics Covered

• Wave Propagation

• Geometrical Optics: Mirrors, Lenses

• Polarization of Light

• Interference and Diffraction

• Special Relativity

• Photoelectric Effect

• Compton Effect

• Blackbody Radiation and Planck’s Law

• Bohr’s Atom

• Quantum Physics: Schrödinger’s Equation, Wave Function, Uncertainty Principle

• Properties of Nuclei and Radioactivity

• High-Energy Physics: Elementary Particles, Fundamental Forces

• Big-Bang Creation of Universe

Course Structure and Assessment

Assessment Breakdown

• Concept Assignments: 14% (individual, weekly, focus on understanding key concepts)

• Assigned Problems/Papers: 18% (group work allowed, problem-solving skills)

• Midterm Exam: 20% (multiple choice, covers up to Chapter 38)

• Final Exam: 42% (multiple choice, covers Chapters 39–46)

• Class Participation: 6% (active presence and academic honesty)

Note: Students must achieve at least 50% on the final exam to receive a C- grade or better.

Assignment Submission Guidelines

• Concept assignments due Tuesdays; problems/papers due Thursdays.

• Late assignments are not accepted.

• Group submissions require a cover sheet with names, IDs, and signatures.

• Use of AI or solution manuals is strictly prohibited.

Weekly Schedule and Reading Assignments

Lecture and Reading Plan

Week	Topics	Sections	Assignments
1	Course Introduction, Wave Propagation	35.1–35.8, 36.1, 36.2	Read before Week 2
2	Reflection & Refraction, Lenses	35.3–35.8, 36.1–36.4	Problems: 35.8, 35.12
3	Optical Instruments, Diffraction	36.7, 37.1–37.4	Problems: 35.26, 35.72
4	Interference, Wave vs Particle Theory	37.5, 38.1–38.3	Paper: Young’s Experiment; Problems: 36.40, 36.78
5	Quantum Effects, Special Relativity	38.4–38.6, 39.1–39.4	Problems: 37.8, 37.32, 37.34
6	Relativity, Michelson-Morley Experiment	39.5, 39.6	Paper: Michelson-Morley; Problems: 38.2, 38.14, 38.28, 38.48
7	Relativity Continued	39.7, 39.8	Midterm Exam
8	Quantum Mechanics, Atomic Structure	40.1–40.5, 40.7, 40.8, 41.1, 41.3	Problems: 39.8, 39.12, 39.16, 39.46
9	Nuclear Physics	42.1–42.4, 42.7	Problems: 40.12, 40.18, 40.30
10	Radioactivity, Particle Physics	42.8, 43.2, 43.8, 44.1	Problems: 40.42, 40.52, 40.54, 41.4
11	Fundamental Forces	44.1–44.6	Problems: 42.10, 42.28, 42.32
12	Cosmology, Big Bang	46.1–46.6, 46.8, 46.9	Paper: Cosmic Connection; Problems: 42.40, 42.44, 43.14

Final Exam: Covers Chapters 39–46 (excluding midterm material).

Concept Assignments: Structure and Tips

Mini Objectives and Concepts

• Mini Objectives: List key topics from assigned readings (one per section or logical grouping).

• Concepts: Concise explanations of each mini objective, in your own words, including figures and important formulas.

• Format: One typed page (with mini objectives and concepts), stapled to at least three pages of handwritten jottings.

• Do not include derivations of formulas.

Sample Concept Assignment Header

• Phys 206 (Waves & Modern Physics), Section: 02

• Due date: [date]; Week number: [number]; submission /8

• Name: [student name]

• I.D.#: [student ID]

• Sections covered: [list sections]

• Mini objectives: [list topics]

• Concepts: [explain each topic]

Key Physics Concepts (from Course Topics)

Wave Propagation

Wave propagation describes how disturbances travel through a medium, transferring energy without transferring matter. Examples include sound waves, light waves, and water waves.

• Key Formula: $v = f \lambda$ (wave speed = frequency × wavelength)

• Application: Understanding how light and sound travel in different media.

Geometrical Optics: Mirrors and Lenses

Geometrical optics studies the behavior of light as it reflects and refracts at surfaces, forming images with mirrors and lenses.

• Law of Reflection: $\theta_i = \theta_r$ (angle of incidence = angle of reflection)

• Snell's Law: $n_1 \sin \theta_1 = n_2 \sin \theta_2$ (refraction at boundary)

• Lens Equation: $\frac{1}{f} = \frac{1}{d_o} + \frac{1}{d_i}$ (focal length, object distance, image distance)

Polarization, Interference, and Diffraction

Polarization refers to the orientation of light waves. Interference and diffraction are phenomena where waves superpose, creating patterns of constructive and destructive interference.

• Young’s Double-Slit Experiment: Demonstrates wave nature of light.

• Interference Condition: $d \sin \theta = m \lambda$ (for maxima)

• Diffraction Grating: Used to analyze light spectra.

Special Relativity

Special relativity, developed by Einstein, describes how measurements of space and time are affected by the relative motion of observers.

• Time Dilation: $\Delta t = \frac{\Delta t_0}{\sqrt{1 - \frac{v^2}{c^2}}}$

• Length Contraction: $L = L_0 \sqrt{1 - \frac{v^2}{c^2}}$

• Michelson-Morley Experiment: Showed absence of ether, supporting relativity.

Quantum Physics

Quantum physics explores the behavior of matter and energy at atomic and subatomic scales, introducing concepts like quantization, wave-particle duality, and uncertainty.

• Photoelectric Effect: $E = h f$ (energy of photon)

• Schrödinger’s Equation: $i \hbar \frac{\partial \Psi}{\partial t} = \hat{H} \Psi$

• Heisenberg Uncertainty Principle: $\Delta x \Delta p \geq \frac{\hbar}{2}$

Atomic and Nuclear Physics

Atomic physics studies the structure of atoms, while nuclear physics examines the properties and reactions of atomic nuclei.

• Bohr Model: $r_n = n^2 \frac{h^2}{4 \pi^2 m e^2}$ (radius of nth orbit)

• Radioactivity: $N(t) = N_0 e^{-\lambda t}$ (decay law)

Cosmology and High-Energy Physics

Cosmology investigates the origin and evolution of the universe, including the Big Bang, while high-energy physics studies fundamental particles and forces.

• Big Bang Theory: Universe began from a singularity, expanding over time.

• Fundamental Forces: Gravity, Electromagnetism, Strong and Weak Nuclear Forces.

Tips for Success

• Read assigned sections before lectures.

• Write concept assignments in your own words, focusing on understanding.

• Participate actively in class and tutorials.

• Practice problem-solving regularly.

• Use the textbook and study guide for examples and explanations.

Sample Table: Assessment Breakdown

Component	Weight (%)	Notes
Concept Assignments	14	Individual, weekly, best 7/8 counted
Problems/Papers	18	Group work allowed, all counted
Midterm Exam	20	Multiple choice, 10 questions
Final Exam	42	Multiple choice, 24 questions
Class Participation	6	Active presence, conduct, honesty

Additional info:

• Chapters referenced (35–46) correspond to advanced topics in optics, quantum mechanics, atomic and nuclear physics, and cosmology, matching the course outline.

• Concept assignments are a unique feature, emphasizing regular study and comprehension.

• Problem-solving and papers develop analytical and communication skills.