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12 Mechanics / Mātai Pūhanga

Slides / Ngā Kirita🔗

  1. Welcome to 12PHY (Slides, PDF)
  2. Speed & Acceleration (Slides, PDF)
  3. Scalars vs Vectors (Slides, PDF)
  4. Kinematic Equations (Slides, PDF)
  5. Projectile Motion (Slides, PDF)
  6. Newton's Laws (Slides, PDF)
  7. Forces (Slides, PDF)
  8. Torque & Equilibrium (Slides, PDF)
  9. Circular Motion (Slides, PDF)
  10. Momentum & Impulse (Slides, PDF)
  11. Energy & Hooke's Law (Slides, PDF)

Exporting PDFs: Open the PDF link. On laptops File > Print (enable headers and footers) and save as a PDF, on iOS follow this guide.

Learning Outcomes / Ngā Whāinga Ako 🔗

  1. Motion
    1. Constant acceleration in a straight line
    2. Free fall under gravity
    3. Projectile motion
    4. Circular motion
  2. Force
    1. Force components
    2. Vector addition of forces
    3. Unbalanced force and acceleration
    4. Equilibrium (balanced forces and torques)
    5. Centripetal force
    6. Force and extension of a spring
  3. Momentum & Energy
    1. Momentum
    2. Change in momentum in one dimension and impulse
    3. Impulse and force
    4. Conservation of momentum in one direction
    5. Work
    6. Power and conservation of energy
    7. Elastic potential energy

Unit Plan / Mahere Kōwae 🔗

Akoranga 1Akoranga 2Akoranga 3Akoranga 4
Week 1Juniors Only1. Intro & Math2. Math3. Maths License Test
Week 24. Waitangi Day5. Scalars & Vectors6. Vectors in 1D (Delta)7. Vectors in 2D
Week 38. Vectors in 2D & Components9. Vector Components10. Vector Revision11. Vector Test
Week 412. Kinematic Equations13. Kinematic Equations14. Kinematic Equations15. Newton’s Laws
Week 516. Newton’s Laws17. Newton’s Laws18. Recap & Review19. Projectile Motion
Week 620. Projectile Motion21. Projectile Motion22. Projectile Motion23. Torque & Equilibrium
Week 724. Torque & Equilibrium25. Torque & Equilibrium26. Torque & Equilibrium27. Torque & Equilibrium
Week 828. Circular Motion29. Circular Motion30. Circular Motion31. Recap & Review
Week 932. Momentum & Impulse33. Momentum & Impulse34. Momentum & Impulse35. $E_{p}$ and $E_{k}$
Week 1036. Conservation of $E$37. Springs38. Work39. Power
Week 1140. Revision41. Revision42. TEST43. Good Friday

Ngā Mahere Akoranga: Lesson Plans 🔗

Term 1, Week 1 🔗

  1. Intro to Physics 🔗

    • Whakaritenga
      • Year planner on Classroom (show)
      • Collect letter home
      • Collect homework booklets
      • Print maths license booklet
      • Print maths license test
      • Print Walker Maths exercises
      • Print EAS exercises
    • Te Whāinga Ako
      1. Learn what is required for the year
    • Task/Ngohe
      • Student to fill out profile
      • Hand out Maths License booklet
      • Hand out homework booklet
      • Hand out letter home
      • Homework: Maths License Booklet exercises
  2. Math Practice 🔗

    • Task/Ngohe
      • Continue to work on the maths license booklet
  3. Math Practice 🔗

    • Task/Ngohe
      • Finish maths license booklet

Term 1, Week 2 🔗

  1. Waitangi Day 🔗

  2. Scalars & Vectors 🔗

    1. Speed and Acceleration Worksheet (complete for homework Monday)
    2. Notes on Scalars vs Vectors
  3. Vector Addition 🔗

    1. Note that the speed and acceleration worksheet was 1D (no direction mentioned)
    2. ESA Activity 9A Q3-8
  4. Maths License 🔗

    1. Sit maths license test
    2. Peer-mark test
      • Be extremely nitpicky
      • Students then to rework the questions that they got wrong
      • 19/20 is the passing mark
    3. Work on homework

Term 1, Week 3 🔗

  1. Vector Subtraction 🔗

    1. Notes on Vector Subtraction
    2. ESA Activity 9A Q11-14
    3. Homework Booklet Q8
    4. Homework Booklet Q9-10 due Thursday
  2. Vector Components 🔗

    1. Notes on Vector Components
    2. ESA Activity 9A Q9
    3. Course Manual on Vector Components
  3. Vector Revision 🔗

  4. Vector Test 🔗


Term 1, Week 3 🔗

  1. Vectors Practice 🔗

    • Task/Ngohe
      • Complete any missed questions in textbook
      • Homework booklet Q8, Q10, Q11
      • Vectors & Relative Velocity Worksheet
  2. Kinematics 1 🔗

    • Whakaritenga
      • Print kinematic worksheet 5
    • Te Whāinga Ako
      1. Be able to use 5 kinematic equations to solve problems.
    • Notes
      • Slides: Kinematics slides
    • Task/Ngohe
      • 3x practice questions in slides
      • Rearranging practice in slides
      • Mahi kāinga issued
  3. Kinematics 2 🔗

    • Whakaritenga
      • Print kinematics worksheet 5
    • Te Whāinga Ako
      1. Be able to use 5 kinematic equations to solve problems.
    • Task/Ngohe
      • Kinematics worksheet 5 questions
      • Homework booklet questions
      • Textbook questions
  4. Projectile Motion 1 🔗

    • Whakaritenga
      • Print projectile motion tūhura/introduction investigation sheets
    • Te Whāinga Ako
      1. Be able to describe the motion of an object undergoing projectile motion
    • Notes
      • Slides: First few describing the acceleration and velocity of objects in projectile motion
    • Task/Ngohe
      • Calculate the height that the boy is thrown by Hancock
    • Tūhura
      • Projectile introduction (time up and down)

Term 1, Week 4 🔗

  1. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  2. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  3. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  4. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗


Term 1, Week 5 🔗

  1. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  2. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  3. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  4. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗


Term 1, Week 6 🔗

  1. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  2. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  3. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  4. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗


Term 1, Week 7 🔗

  1. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  2. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  3. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  4. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗


Term 1, Week 8 🔗

  1. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  2. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗

  3. Circular Motion Practice 🔗

    • Q26, Q28, Q28 from the homework booklet as practice
  4. Recap & Revision 🔗

    • Whakaritenga
      • Print Torque & Circular Motion worksheets
    • Recap/review any material that you have been away for
    • Practice older questions in vectors/kinematics/projectile motion/forces

Term 1, Week 9 🔗

  1. $p=mv$ & $\Delta p$ in 1D 🔗

    • Te Whāinga Ako
      1. Be able to use the momentum equation ($p=mv$)
      2. Be able to calculate basic change in momentum situations ($\Delta p = p_{f} - p_{i}$)
    • Notes
      • Follow momentum slides
  2. $\Delta p$ in 2D & Impulse 🔗

    • Mahi Tuatahi
      • 2D momentum question
    • Ngā Whāinga Ako
      1. Calculate change of momentum ($\Delta p$) in 2D
      2. Understand and use the concept of impulse ($F\Delta t = \Delta p$)
    • Notes
      • Middle section of slides & questions on momentum
    • Task/Ngohe
      • Questions in-slides
      • Textbook momentum & impulse questions 1-5
  3. Conservation of Momentum 🔗

    • Ngā Whāinga Ako
      1. Understand the assumptions behind momentum conservation
      2. Be able to use conservation of momentum to understand collisions/explosions
    • Notes
      • Slides: Follow slides from Akoranga 34
    • Task/Ngohe
      • Questions embedded in the slides
  4. 🔗

    • Whakaritenga 🔗

    • Te Whāinga Ako 1.
    • Notes
      • Slides:
    • Task/Ngohe 🔗


Term 1, Week 10 🔗

  1. Easter Monday/Tuesday 🔗

  2. $E_{p}, E_{k}$ and Conservation 🔗

    • Te Whāinga Ako
      1. Be able to calculate gravitational potential energy ($E_{p} = mgh$)
      2. Be able to calculate kinetic energy ($E_{k} = \frac{1}{2}mv^{2}$)
      3. Be able to use the law of conservation of energy
    • Notes
      • 1st 3rd of Energy & Hooke’s Law slides
    • Task/Ngohe
      • Questions & practice inside slides
  3. Springs 🔗

    • Te Whāinga Ako
      1. Be able to calculate the energy stored in a spring ($E_{p} = \frac{1}{2}kx^{2}$)
      2. Be able to use Hooke’s Law ($F=-kx$)
    • Notes
      • 2nd 3rd of Energy & Hooke’s Law slides
    • Task/Ngohe
      • Questions & practice inside slides
  4. Work and Power 🔗

    • Te Whāinga Ako
      1. Be able to define & calculate work done ($W=Fd=mgh$)
      2. Be able to define & calculate power ($P=\frac{W}{t}$)
    • Notes
      • Last 3rd of Energy & Hooke’s Law slides
    • Task/Ngohe
      • Questions & practice inside slides

Term 1, Week 11 🔗

  1. Revision 1 🔗

  2. Revision 2 🔗

  3. Test 🔗

  4. Return Test 🔗


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