11-4 Waves

Speed of Waves

Albert Fong 11-4 Waves, Group Work, Properties , ,

Before Class Preparation:

  • Read (& print if you’re able) Speed of Waves
  • What determines the speed of a wave?

In Class Activity:

  • Investigate the relationship between the wavelength, frequency, and speed of a wave, and solve related problems
    • Group Work:
      •  Speed of waves

After Class Work:

Period & Frequency

Albert Fong 11-4 Waves, Properties

Before Class Preparation:

  • BYOD laptop or Chromebook
  • Make sure at least one person in your group has a metronome app
  • Print (or BYOD) & Read this worksheet

In Class Activity:

  • Metronome activity
  • Graph period (time btw beats) vs frequency (BPM) to determine the relationship
    • Time between beats (y) vs BPM (x)

After Class Work:

  • Check Google Classroom for CK12
  • A tutorial of mechanical waves here

Introduction to Waves with Pendulums

Albert Fong 11-4 Waves, Group Work, Introduction, Properties , , ,

Before Class Preparation:

  • What is a wave?
  • Bring your favourite song to class
  • Read (or print if your are able) this worksheet

In Class Activity:

  • Group Activity: Pendulum
  • Whiteboard: Sketch a d-t graph for your pendulum

After Class Work:

  • Check Google Classroom for
    • Review Powerpoint used in class: Introduction to Waves
    • Google Form Learning Check in Google Classroom
  • A tutorial of mechanical waves here

Speed of Waves w/PhET

Albert Fong 11-4 Waves, Group Work, Properties , ,

Before Class Preparation:

In Class Activity:

  • Investigate the relationship between the wavelength, frequency, and speed of a wave, and solve related problems

After Class Work:

Speed of Waves w/PhET

Albert Fong 11-4 Waves, Group Work, Properties, Short Period , , ,

Before Class Preparation:

  • Video: How to measure the speed of waves
  • BYOD laptop or Chromebook from library
  • Does changing the frequency affect the speed of a wave?
    • Identify the independent/dependent/control variables

In Class Activity:

  • Investigate the relationship between the wavelength, frequency, and speed of a wave, and solve related problems

After Class Work:

Standing Waves in Strings & Air Columns

Albert Fong 11-4 Waves ,

Before Class Preparation:

In Class Activity:

After Class Work:

  • Edpuzzle video:
    • Precision & Accuracy
  • CK12 Practice in Google Classroom (Sound in a Tube)

Quiz – Waves

Albert Fong 11-4 Waves, Quiz

Before Class Preparation:

  • Finish Assigned Edpuzzles, CK12 & Self Quizzes in Google Classroom
  • Bring: pencil, calculator, eraser, ruler, blank paper

Can you:

  • State the wavelength, amplitude, equilibrium point, frequency of a wave
  • Solve problems involving the wave equation v=fλ
  • Use the principle of superposition and draw a graph to represent interference of waves, and identify instances of constructive & destructive interference 

In Class Work:

  • 15 minute pre-quiz discussion
  • 15 minute quiz

After quiz:

Take up the quiz immediately using Sage & Scribe