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Physics 3A - Mechanics: Course Structure, Topics, and Study Guide

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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

Unit Conversions

  • Guided course
    Unit Conversions
    07:46

Counting Significant Figures

  • Guided course
    Counting Significant Figures
    04:44

Operations with Significant Figures

  • Guided course
    Volume of Two Blocks
    03:49
  • Guided course
    Operations with Significant Figures
    08:22

Vectors, Scalars, & Displacement

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

Average Velocity

  • Guided course
    Constant Velocity with Multiple Parts
    07:33
  • Guided course
    Intro to Velocity and Speed
    05:35
  • Guided course
    Baseball Pitch
    01:21

Intro to Acceleration

  • Guided course
    Intro to Acceleration
    05:47

Position-Time Graphs & Velocity

  • Guided course
    Intro to Position-Time Graphs & Velocity
    07:41
  • Guided course
    Curved Position-Time Graphs & Acceleration
    03:04
  • Guided course
    Position-Time Graphs and Instantaneous Velocity
    06:28

Conceptual Problems with Position-Time Graphs

  • Guided course
    Conceptual Problems with Position-Time Graphs
    09:48
  • Guided course
    Two Bicycles
    03:40
  • Guided course
    A Moving Car
    06:49

Velocity-Time Graphs & Acceleration

  • Guided course
    Velocity-Time Graphs & Acceleration
    05:59

Calculating Displacement from Velocity-Time Graphs

  • Guided course
    Displacement of a Car
    04:37
  • Guided course
    Calculating Displacement from Velocity-Time Graphs
    04:43

Conceptual Problems with Velocity-Time Graphs

  • Guided course
    Conceptual Problems with Velocity-Time Graphs
    10:32

Graphing Position, Velocity, and Acceleration Graphs

  • Guided course
    Graphing Position, Velocity, and Acceleration Graphs
    07:32
  • Guided course
    Graph Velocity and Acceleration
    03:35

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

Catch/Overtake Problems

  • Guided course
    Superman & the Watermelon
    07:56
  • Guided course
    Solving "Catch Up"or "Overtake"Problems
    09:04

Review of Vectors vs. Scalars

  • Guided course
    Review of Vectors vs. Scalars
    01:55

Introduction to Vectors

  • Guided course
    Introduction to Vector Math
    05:06

Adding Vectors Graphically

  • Guided course
    Subtracting Vectors Graphically
    05:58
  • Guided course
    Adding Multiples of Vectors
    05:02
  • Guided course
    Adding 3 Vectors
    02:11

Vector Composition & Decomposition

  • Guided course
    Calculating Magnitude & Components of a Vector
    03:59
  • Guided course
    Vector Composition & Decomposition
    07:47

Adding Vectors by Components

  • Guided course
    Vector Addition By Components
    07:30
  • Guided course
    Adding Vectors
    06:26

Trig Review

  • Guided course
    Describing Vectors with Words (More Trig)
    06:03
  • Guided course
    Doing Math with Vectors in any Quadrant (More Trig)
    09:44

Unit Vectors

  • Guided course
    Adding 3 Vectors in Unit Vector Notation
    06:44
  • Guided course
    Unit Vectors
    05:58

Intro to Motion in 2D: Position & Displacement

  • Guided course
    Final Position Vector
    07:07
  • Guided course
    Intro to Motion in 2D
    01:39
  • Guided course
    Position and Displacement in 2D
    06:30

Velocity in 2D

  • Guided course
    Calculating Velocity Components
    05:53
  • Guided course
    Average Speed and Velocity in 2D
    04:13

Acceleration in 2D

  • Guided course
    Acceleration in 2D
    08:17

Kinematics in 2D

  • Guided course
    Kinematics in 2D
    08:29

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

Positive (Upward) Launch

  • Guided course
    Catapult Siege
    05:41
  • Guided course
    Using Single Intervals in Positive Launch Problems
    07:29
  • Guided course
    Example 3
    8:33

Symmetrical Launch

  • Guided course
    Gravity on Planet X
    06:34
  • Guided course
    Solving Symmetric Launch Problems
    12:39

Special Equations in Symmetrical Launches

  • Guided course
    A Long Jump on Planet X
    03:34
  • Guided course
    Using Special Equations in Symmetrical Launch Problems
    07:51

Negative (Downward) Launch

  • Guided course
    Cannon Firing Downward
    07:51
  • Guided course
    Solving Downward Launch Problems
    08:03

Projectiles Launched From Moving Vehicles

  • Guided course
    Releasing or Launching Projectiles From Moving Vehicles
    07:38

Using Equation Substitution

  • Guided course
    Solving Projectile Motion Using Equation Substitution
    09:52

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

Vertical Equilibrium & The Normal Force

  • Guided course
    Multiple Cables on a Loudspeaker
    03:25
  • Guided course
    Equilibrium
    05:10
  • Guided course
    The Normal Force
    08:17

Equilibrium in 2D

  • Guided course
    Traffic Signal
    08:45
  • Guided course
    2D Equilibrium Problems
    06:11

Forces in 2D

  • Guided course
    2D Forces in Horizontal Plane
    08:21
  • Guided course
    Solving an Unknown 2D Force
    06:03
  • Guided course
    2D Forces in Horizontal and Vertical Planes
    06:58

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

Kinetic Friction

  • Guided course
    Pushing Down on a Block with Friction
    03:51
  • Guided course
    Kinetic Friction Problems
    06:18

Static Friction

  • Guided course
    Static Friction & Equilibrium
    08:11
  • Guided course
    Preventing a Block From Moving
    04:33
  • Guided course
    Static & Kinetic Friction
    04:05

Forces & Kinematics

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

Newton's Third Law & Action-Reaction Pairs

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

Forces in Connected Systems of Objects

  • Guided course
    Solving Force Problems in Connected Systems of Objects
    09:12
  • Guided course
    Systems Connected By Pulleys
    06:23
  • Guided course
    Pulling Two Connected Blocks Upward
    03:40

Systems of Objects with Friction

  • Guided course
    Connected Objects With Friction
    06:21

Inclined Planes

  • Guided course
    Runaway Ramp
    04:59
  • Guided course
    Intro to Inclined Planes
    06:59
  • Guided course
    Connected Block on a Ramp
    05:06

Inclined Planes with Friction

  • Guided course
    Incline with Friction & Critical Angle
    08:27
  • Guided course
    Force Not Parallel To Ramp
    06:39
  • Guided course
    Pushing A Box Up A Ramp
    06:43

Systems of Objects on Inclined Planes with Friction

  • Guided course
    Blocks on a Wedge
    06:55
  • Guided course
    Connected Objects On Inclined Planes With Friction
    06:15

Stacked Blocks

  • Guided course
    Stacked Blocks
    06:43
  • Guided course
    Stacked Block Tied to Wall
    5:26

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

Net Work & Work-Energy Theorem

  • Guided course
    The Work-Energy Theorem
    04:10
  • Guided course
    Calculating Net Work
    06:58
  • Guided course
    Net Work & Constant Speed
    03:01

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

Completely Inelastic Collisions

  • Guided course
    Bullet Fired Into Block
    05:48
  • Guided course
    Completely Inelastic Collisions
    04:18
  • Guided course
    Three-Body Collisions
    08:22

Elastic Collisions

  • Guided course
    Intro To Elastic Collisions
    08:56
  • Guided course
    Head-On Elastic Collision
    07:05
  • Guided course
    Special Equations in Elastic Collisions
    08:24

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

Parallel Axis Theorem

  • Guided course
    Parallel Axis Theorem
    13:46

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

Moment of Inertia of Systems

  • Guided course
    Inertia of disc with point masses
    04:12

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

Moment of Inertia & Mass Distribution

  • Guided course
    Moment of Inertia & Mass Distribution
    03:42

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

Net Torque & Sign of Torque

  • Guided course
    Net Torque & Sign of Torque
    08:55

Torque Due to Weight

  • Guided course
    Torque Due to Weight
    10:19

Torque & Acceleration (Rotational Dynamics)

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

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

Equilibrium with Multiple Objects

  • Guided course
    Multiple objects hanging
    11:19
  • Guided course
    Position of second kid on seesaw
    04:37

Review: Center of Mass

  • Guided course
    Intro to Center of Mass
    14:02

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

Equilibrium in 2D - Ladder Problems

  • Guided course
    Minimum angle and friction for ladder
    16:02
  • Guided course
    Equilibrium in 2D - Ladder Problems
    13:43

More 2D Equilibrium Problems

  • Guided course
    Inclined beam against the floor
    15:00

Newton's Law of Gravity

  • Guided course
    Find force between spheres with radii
    01:54
  • Guided course
    Center of Mass Distance
    07:45
  • Guided course
    Where is Net Force on middle object zero?
    05:40

Acceleration Due to Gravity

  • Guided course
    Acceleration Due to Gravity
    05:20
  • Guided course
    Find mass of planet in free fall
    03:53