Grade 11 Waves and Sound Unit Outline

Sound Unit Outline 2017-18

Activity, Material
Sept. 25/26
Introduction to Waves
Introduction to Waves - Definitions and Homework
Introduction to Waves - Definitions and Homework solutions

video - Introduction to Waves (Khan Academy)
video - Introduction to waves (Earl Haig)
307-310, 441-443
Sept. 27/28
Properties of Pulses and Waves (speed, reflection, particle motion)
Activity: **Pulses in a Coiled Spring**, worksheet questions
**Pulses in a Coiled Spring** - solutions
video - Before and After Acoustical treatment in a Church Hall(Acoustical Solutions, 1:36)
Sept. 29/Oct. 2
Periodic Waves, The Universal Wave Equation
Activity: The Universal Wave Equation, text problems, worksheet questions
The Universal Wave Equation - homework solutions
video - Calculating the speed of light with your microwave oven

Concept review ppt - frequency and period
video - Calculations with f, T, v (Khan Academy)
Oct. 3/4
Interference and Superposition
Activity: Interference and Superposition; Research, Exercise: Interference – worksheet questions
Interference Homework - solutions

Universal Wave Equation review ppt

video - constructive interference
video - destructive interference
video - constructive interference demonstration
video - destructive interference demonstration
Wave Interference applet
Oct. 5/10
Interference and Standing Waves
Activity: Standing Waves
Standing Waves - solutions
Research: Standing Waves – worksheet problems
video - Engineer Guy - How a microwave oven works(5:11)

video - Standing Waves (Earl Haig)
video - Making standing waves
Standing Wave applet
Oct. 11, 13/12, 16
Mechanical Resonance, Quiz Review
Research: Resonance
Assignment: Resonance and Test Review Problems
Resonance and Test Review Problems solutions

video - Breaking wine glass with resonance
video - Breaking wine glass with voice
Test yourself! (The Physics Classroom)

Waves Quiz
Day 1 Students: Tuesday, October 17Day 2 Students: Wednesday, October 18
Oct. 19/20
Research: Sound Production, Transmission and Speed – worksheet questions and text problems

Introduction to Sound (NDT Centre)
The Right Stuff - Breaking the Sound Barrier(3:53)
446-449, 449-453
Oct. 22/24
The Human Ear and Hearing (parts of the ear, hearing range), Beat Frequency
Research: Hearing and Beat Frequency – worksheet questions

Simulation - complex waves, beat frequencies
Activity: Hearing Range
On-line tone generator
Video - How a cochlear implant works(2:10)
464-466, 467-469,
Oct. 25/ 26
Characteristics of Sound (decibel system, music)
The Oscilloscope and Characteristics of Sound – worksheet questions
The Oscilloscope and Characteristics of Sound - notes

Applet: On-line oscilloscope
Applet - Oscilloscope Simulation
video - Scientists "see" ocean floor (National Geographic, 5:11)
video - What is medical ultrasound?(NBIB, 1:36)
video - How ultrasound works(NBIB, 1:40)
455-456, 501-503
Oct. 27/30
The Doppler Effect
Investigation: The Doppler Effect – worksheet questions
The Doppler Effect - activity and notes
The Doppler Effect - Solutions

Video - Doppler Effect and Red Shift(2:00)
Doppler Effect applet
Oct. 31/Nov. 1
Standing Waves in Air Columns (acoustic resonance and wind instruments)
Investigation: Resonance in Air Columns – worksheet questions
Resonance in Air Columns - notes
Resonance in Air Columns - solutions

video - The Bottle Boys - Billie Jean
Nov. 2/3
Standing Waves in Strings (stringed instruments)
Research: Frequency of Strings – worksheet questions, text problems
Frequency of Strings - solutions
Harmonics of Strings and Air Columns
Worksheet: Harmonics of Strings and Wind Instruments – worksheet questions
Harmonics of Strings and Wind Instruments - solutions
Assignment: Sound Review – worksheet and text problems
Nov. 6/7
Test Review
Waves and Sound review - MC practice
Waves and Sound Test Review

Sound Test
Day 1 Students: Friday, November 10Day 2 Students: Monday, November 13