Skip to main content
Back

PHY 121: Physics I – Mechanics (Course Syllabus and Structure)

NotesPracticeVideo lessons

Study Guide - Learn with Videos

Curated lessons matched to your uploaded material – learn every topic step by step.

Introduction to Units

  • Guided course
    Metric Prefixes
    06:06
  • Guided course
    Rewriting in Scientific Notation
    02:55
  • Guided course
    Introduction to Units & the SI System
    03:18

Vectors, Scalars, & Displacement

  • Guided course
    Displacement vs. Distance
    06:13
  • Guided course
    Introduction to Vectors and Scalars
    04:06

Kinematics Equations

  • Guided course
    Acceleration Signs
    09:00
  • Guided course
    Acceleration with Multiple Parts
    08:35
  • Guided course
    Subway Train
    10:06

Vertical Motion and Free Fall

  • Guided course
    Vertical Motion & Free Fall
    08:36

Intro to Projectile Motion: Horizontal Launch

  • Guided course
    Solving Horizontal Launch Problems
    08:37
  • Guided course
    An Unfortunate Landing
    08:02
  • Guided course
    Clearing the Net
    06:27

Uniform Circular Motion

  • Guided course
    Intro to Circular Motion
    03:48
  • Guided course
    Circular Orbit of the Moon
    01:50

Intro to Relative Velocity

  • Guided course
    Solving Relative Velocity Problems in 1D
    06:27
  • Guided course
    Intro to Relative Motion (Relative Velocity)
    04:27
  • Guided course
    Flying in the Wind
    06:56

Newton's First & Second Laws

  • Guided course
    Newton's 1st Law
    04:46
  • Guided course
    Solving for Forces Using Newton's Second Law
    04:58
  • Guided course
    Intro to Forces & Newton's Second Law
    06:54

Types Of Forces & Free Body Diagrams

  • Guided course
    Drawing a FBD
    02:06
  • Guided course
    Types of Forces
    06:18
  • Guided course
    Free-Body Diagrams
    08:42

Forces & Kinematics

  • Guided course
    Liftoff!
    03:36
  • Guided course
    Solving Motion Problems with Forces
    05:29

Vertical Forces & Acceleration

  • Guided course
    Lowering a Load of Bricks
    05:07
  • Guided course
    Vertical Forces And Acceleration in the Y-axis
    06:28
  • Guided course
    Weight Force & Gravitational Acceleration
    07:32

Newton's Third Law & Action-Reaction Pairs

  • Guided course
    Newton's Third Law & Action-Reaction Pairs
    08:01

Uniform Circular Motion

  • Guided course
    Intro to Circular Motion
    03:48
  • Guided course
    Circular Orbit of the Moon
    01:50

Introduction to Dot Product (Scalar Product)

  • Guided course
    Introduction to Dot Product (Scalar Product)
    09:07

Intro to Energy & Kinetic Energy

  • Guided course
    Intro to Energy & Types of Energy
    04:10

Intro to Calculating Work

  • Guided course
    Work by a 2D Push/Pull
    04:41
  • Guided course
    Work Done on Curvy (Not straight) Paths
    02:30
  • Guided course
    Work Done By Friction
    04:29

Power

  • Guided course
    Power
    06:00
  • Guided course
    Power of Pushing a Box
    04:27
  • Guided course
    Power of a Winch on an Incline
    06:14

Intro to Conservation of Energy

  • Guided course
    Conservation Of Total Energy & Isolated Systems
    05:42
  • Guided course
    Systems & Conservative vs. Non-Conservative Forces
    08:25
  • Guided course
    Conservation Of Mechanical Energy
    06:24

Force & Potential Energy

  • Guided course
    Potential Energy Graph of a Marble
    01:57
  • Guided course
    Forces & Equilibrium Positions
    05:50
  • Guided course
    Potential Energy Graphs
    07:24

Gravitational Potential Energy

  • Guided course
    Collision of Two Small Planets
    5:05
  • Guided course
    Gravitational Potential Energy
    6:58

Intro to Momentum

  • Guided course
    Intro to Momentum
    05:17
  • Guided course
    Momentum in 2D
    04:15

Intro to Impulse

  • Guided course
    Car Colliding with Wall
    05:12
  • Guided course
    Impulse & Impulse-Momentum Theorem
    06:00
  • Guided course
    Impulse between Bouncy Ball & Wall
    03:32

Intro to Conservation of Momentum

  • Guided course
    Conservation Of Momentum
    05:58
  • Guided course
    Total Momentum of a System of Objects
    03:18

Types of Collisions

  • Guided course
    Overview of Collision Types
    04:47

Intro to Center of Mass

  • Guided course
    Center of Mass on Y Axis
    03:36
  • Guided course
    Intro to Center of Mass
    06:30
  • Guided course
    Coordinates of Center of Mass of 4 objects
    05:17

Rotational Position & Displacement

  • Guided course
    Rotational Position & Displacement
    14:03
  • Guided course
    Displacement in Multiple Revolutions
    05:58

Rotational Velocity & Acceleration

  • Guided course
    Rotational Velocity & Acceleration
    11:21
  • Guided course
    Rotational velocity of Earth
    04:03

Equations of Rotational Motion

  • Guided course
    Rotational velocity of disc
    05:48
  • Guided course
    Equations of Rotational Motion
    07:18

Converting Between Linear & Rotational

  • Guided course
    Length of string rotating point mass
    05:44
  • Guided course
    Converting Between Linear & Rotational
    11:10

Intro to Moment of Inertia

  • Guided course
    Moment of inertia of Earth
    05:06
  • Guided course
    Intro to Moment of Inertia
    11:47
  • Guided course
    Inertia of planet of known density
    04:58

Intro to Rotational Kinetic Energy

  • Guided course
    Mass of re-designed flywheel
    03:21
  • Guided course
    Intro to Rotational Kinetic Energy
    06:07

Conservation of Energy with Rotation

  • Guided course
    Cylinders racing down:rolling vs. sliding
    06:20
  • Guided course
    Work to accelerate cylinder
    03:53
  • Guided course
    Conservation of Energy with Rotation
    13:08

Intro to Torque

  • Guided course
    Example 3
    02:59
  • Guided course
    Intro to Torque
    15:04
  • Guided course
    Torque of fish pulling on pole
    04:26

Torque & Acceleration (Rotational Dynamics)

  • Guided course
    Torque & Acceleration (Rotational Dynamics)
    08:12
  • Guided course
    Torque & Acceleration of a Point Mass
    03:42

Intro to Angular Momentum

  • Guided course
    Intro to Angular Momentum
    06:18

Conservation of Angular Momentum

  • Guided course
    Ice skater closes her arms
    06:58
  • Guided course
    Landing and moving on a disc
    13:39
  • Guided course
    Conservation of Angular Momentum
    12:12

More 2D Equilibrium Problems

  • Guided course
    Inclined beam against the floor
    15:00

Torque & Equilibrium

  • Guided course
    Pin holding a horizontal bar
    02:33
  • Guided course
    Balancing a bar with a force
    06:05
  • Guided course
    Torque & Equilibrium
    10:13

Center of Mass & Simple Balance

  • Guided course
    Center of Mass & Simple Balance
    10:22
  • Guided course
    Non-Uniform Mass Distributions (Find Center of Mass)
    09:43

Intro to Simple Harmonic Motion (Horizontal Springs)

  • Guided course
    Example
    04:07
  • Guided course
    Example
    03:26
  • Guided course
    Example
    02:09

Simple Harmonic Motion of Pendulums

  • Guided course
    Example
    05:39
  • Guided course
    Pendulum Equations
    08:31
  • Guided course
    Example
    03:13