Grade 11 Waves and Sound Unit Outline

Activity, Material
Text Pages
Sept. 19/20
Vibrations and Waves
Activity: The Period of a Pendulum; Research: Vibrations - worksheet definitions and text problems
external image msword.png 01 - Vibrations and the Pendulum.doc

Vibrations and the Pendulum main points.doc

video - Introduction to Waves (Khan Academy)
video - Introduction to waves (Earl Haig)
307-310, 441-443
Sept. 23/24
Properties of Pulses and Waves (speed, reflection, particle motion)
Activity: Pulses in a Coiled Spring, worksheet questions

Sept. 25/26
Periodic Waves, The Universal Wave Equation
Activity: The Universal Wave Equation, text problems
Research: Periodic Waves - worksheet questions

Sept. 27/30
Interference and Superposition
Activity: Interference in a Coiled Spring; Research, Exercise: Interference – worksheet questions

Wave Interference applet
Oct. 1/2
Interference and Standing Waves
Activity: Standing Waves
Research: Standing Waves – worksheet problems

video - Standing Waves (Earl Haig)
video - Making standing waves
Standing Wave applet
Oct. 3/4
Oct. 7/8 (review)
Mechanical Resonance, Test Review
Research: Resonance
Assignment: Review Problems

video - Breaking wine glass with resonance
video - Breaking wine glass with voice

video - Calculations with f, T, v (Khan Academy)
Test yourself! (The Physics Classroom)

Waves Test
Day 1 Students: Wednesday, October 9
Day 2 Students: Thursday, October 10

Oct. 15/16
Research: Sound Production, Transmission and Temperature Dependence of Speed – worksheet questions and text problems

Simulation - sound waves
446-449, 449-453
Oct. 17/18
The Human Ear and Hearing (parts of the ear, hearing range), Beat Frequencies
Research: The Human Ear, Hearing Range; Beat Frequencies – worksheet questions

Activity: Hearing Range

On-line hearing range test
464-466, 467-469, 501-503
Oct. 21/22
Characteristics of Sound (decibel system, music)
Research: The Characteristics of Sound – worksheet questions.
Activity: The Oscilloscope

Simulation - complex waves, beat frequencies
Oct. 23/24
The Doppler Effect
Investigation: The Doppler Effect – worksheet questions
Research: The Doppler Effect – worksheet questions and text problems

Doppler Effect applet
Doppler Effect Simulation
Oct. 25/28
Standing Waves in Air Columns (acoustic resonance and wind instruments)
Investigation: Air Columns – worksheet questions
Activity: Vibrating Columns of Air

Standing Waves in Air Columns
Oct. 29/30
Standing Waves in Strings (stringed instruments)
Research: Frequency of Strings – worksheet questions, text problems

Fourier frequency analysis
Nov. 1/6
Harmonics of Strings and Air Columns
Worksheet: Harmonics of String and Wind Instruments – worksheet questions

Assignment: Sound Review – worksheet and text problems
Nov. 5/Nov. 8
Test Review

Oct. 31/Nov. 4
Field Trip
Institute of Optical Sciences, University of Toronto 1:00 pm – 3:30 pm

Sound Test
Day 1 Students: Thursday, November 11
Day 2 Students: Tuesday, November 12