Unit 2 on APClassroom
Chapter 3/4 in Etkina Book
Chapter 5 and 6 in https://openstax.org/details/books/university-physics-volume-1
Includes .... Newton's Laws, Applications of Forces, Equilibrium/Statics, Dynamics

Unit Objectives (what you should end up knowing)

• Class Notes

  • 3rd Law

  • Types of Forces

    • Normal Force

    • Friction

    • Springs

    • Gravity

  • Free Body Diagrams

  • 2nd Law

  • Problem Solving

• Unit 2A Summary

• Unit 2B Summary

• Alternative Summary

Lecture Videos (marked items should be watched, in the numbered groups)

• Video Tutorials from Mr. Maloney

  • [1] Newton's 3rd Law (U2AMEM2-1)

  • [2] Types of Forces (U2AMEM2-2)

  • Mass Weight and Gravitation (U2AMEM2-3)

• Video Tutorials from DocPhysics

  • [1] Newton's 3rd Law (U2ADP-1)

    • [1] Common Misconceptions about Newton's 3rd Law (U2ADP-2)

  • [2] Newton's 2nd Law [part 1] [part 2] (U2ADP-3)

  • [2] Newton's 1st Law (U2ADP-4)

  • [2] What does net force Do? (U2ADP-5)

  • [3] Free Body Diagrams (U2ADP-6)

  • [5] Using Newton's 2nd Law to Solve Problems (U2ADP-7)

• Masley

  • Gravitation [U2MAS-6]

• iLectureOnline

  • [1] Newton's 3rd Law (U2AiLO-1)

  • [2] Newton's 1st Law (U2AiLO-2)

  • [2] Newton's 2nd Law (U2AiLO-3)

  • [3] Free Body Diagrams (U2AiLO-4)

  • Friction 

    • [4] [What is Friction 1] (U2AiLO-5)

    • [4] [Friction Coefficient 2] (U2AiLO-6)

    • [4] [What is the Friction Force 3] (U2AiLO-7)

    • [4] [Friction Graphically 4] (U2AiLO-8)

    • [4] Kinetic and Static Friction (U2AiLO-8)

  • Tension (U2AiLO-9)

  • Weight (U2AiLO-10)

• Video Tutorials from APlus Physics

  • [2] Newton's 1st Law of Motion (U2APP-1)

  • [3] Free Body Diagrams (U2APP-2)

  • [2] Newton's 2nd Law of Motion (U2APP-3)

  • [4] Elevators (U2APP-4)

  • [1] Newton's 3rd Law of Motion (U2APP-5)

  • [4] Friction (U2APP-6)

  • [5] Ramps and Inclines (U2APP-7)

• Video Tutorials from Duffy @ BU

  • [1] Intro to Force (U2ADUF-1)

  • [3] Free Body Diagrams (U2ADUF-2)

• Crash Course

  • [2] Newton's Laws: Crash Course Physics #5 (U2CC-1)

  • [4] Friction: Crash Course Physics #6 (U2CC-2)

  • Newtonian Gravity: Crash Course Physics #8 (U2CC-3)

• Sample Problem Solving Videos

  • [4] Simple force problem (U2MMPS-1)

  • [4] Solving Friction Coefficient Problems [example I] [example II] (U2MMPS-2)

  • [4] Spring Force Problems [example 1] [example 2] (U2MMPS-3)

  • [5]  Pulling at an Angle (symbolic) (U2MMPS-4)

  • [5] Angled Applied Force Friction Problems [example 1] [example 2] (U2MMPS-5)

  • [5] Pulling up a Hill [example 1] (U2MMPS-6)

  • [5] Sliding Down a HIll (symbolic) (U2MMPS-7)

  • [5] Prettiest Dynamics Solution (Sliding on a Hill) (U2MMPS-8)

  • [6] Hanging Sign Problems [example 1] [example 2] (U2MMPS-9)

  • [6] 3 way tug of war (U2MMPS-10)

  • Cantalever Problem  (U2MMPS-11)

02B Section

• • Air Resistance with Calculus

    • Slowing down (U2MMPS-12)

    • Hitting Terminal Velocity (U2MMPS-13)

    • Air Resistance (U2APP-9)

    • Retarding and Drag Forces (U2APP-10)

  • Multiple Objects

    • Atwood Machines (U2APP-8)

    • Two Blocks Hanging [with numbers] (U2MMPS-14)

    • Pulling Two Blocks [symbolic] [with numbers] (U2MMPS-15

    • Pulling Two Blocks w/friction [symbolic] [with numbers] (U2MMPS-16)

    • Pushing Two Blocks [symbolic] [with numbers] (U2MMPS-17)

    • Atwood Machine [symbolic] [with numbers] (U2MMPS-18)

    • Modified Atwood (mass over edge) [symbolic] [with numbers] (U2MMPS-19)

    • Pulley Problem [example 1] (U2MMPS-20)

    • Stacked Blocks with friction [with numbers]

  • Doc Schuster Solved Problems (1-7)

  • iLectureOnline Solved Problems (they have a lot)

    • Friction Problems 

    • Other Force Problems

Unit Development (marked items are to be turned in at test time)

• Lab Activities This unit has a lot of smaller activities

  • Virtual Gravity Lab [Lab File] [Datasheet] [link to sim]

  • Spring Force Lab

  • Acceleration Lab Activity

  • Friction Force Lab

  • Motion with Air Resistance Lab

  • Force Medley Lab

• Class Activities and Problem Solving
  *Objects should be turned in at test time

  • 2.1 N3L ILE [answers]

  • 2.2 N2L ILE [answers]

  • 2.3 F,m,a ILE [answers]

  • 2.4 Penguin ILE (use simulation to find answers) [simulation] [answers]

  • 2.4x Elevator Questions [answers]

  • 2.6 Spring Force ILE [answers] [simulation]

  • 2.7 Friction ILE [answers]

  • 2.6 Equilibrium ILE (hanging sign) [answers]

  • 2.7 Air Resistance ILE [answers] [simulation]

  • N2L Problem Sets (single object)

    • Starter Lecture Problems [answers]

    • Extra no-angle problems [answers]

    • Extra Angle Problems [answers]

    • Equilibrium Example Problem [answers]

    • Extra Equilibrium Problems [answers]

    • Karlach Hill Problem [answer]

    • *Example Class Problems Single Object Set [answers]

    • *AP Problem Set 1 [answers]

------------------------------  2A First Test Material Over --------------------------

---- 2B Material Starts Here

• • *Example Problems Multiple Object Set [answers]

    • A couple extra [answers]

  • *Air Resistance Problems [answers]

  • *AP Problem Set 2 [answers]

------------------------------ Second Test Material Over -------------------

• Extra Stuff

  • The Four Fundamental Forces (from SciShow)

  • Normal and Gravitational Force on an Incline:  http://demonstrations.wolfram.com/BlockOnAFrictionlessInclinedPlane/

  • 3 Blocks in a Row Sim:  http://demonstrations.wolfram.com/TensionsBetweenAChainOfBlocks/