Waves & Sound

John Hunt – jhunt@mc.eduGail Dickinson – gdickinson@madison-

schools.com

John Hunt MAST 2012

4-2-f Investigate and draw conclusions about the vibrating objects and the pitch of sound. (DOK 3)

• Toys*****• Music box*• Combs*****• Singing Glasses*• Twirling Bugle*****

John Hunt MAST 2012

7-2-e Distinguish how various types of longitudinal and transverse waves (e.g. water, light, sound, seismic) transfer energy. (DOK 2)

Frequency

• Steel Spheres*• Chinese Spouting Bowl*

John Hunt MAST 2012

7-2-e Distinguish how various types of longitudinal and transverse waves (e.g. water, light, sound, seismic) transfer energy. (DOK 2) Continued

Wavelength

• Pipe Organ*• Singing Rods*****• Pipe Band (PROJECT)• Standing Wave Machine (PROJECT) (Gummy)• Talking Cups• Hanger With Strings

John Hunt MAST 2012

John Hunt MAST 2012

Palm Pipe Band

Size Note33 cm c(low)30 cm D26 cm E24 cm F22 cm G20 cm A18 cm B16 cm C (high)

John Hunt MAST 2012

# Needed Equipment

1 piece of wood

4 jumper leads

2 C- cells

2 motors

1 potentiometer

6 nails

1 brass hook

6 PVC elbows

3 sets of Velcro strips

4 plastic ties

1 piece of mason string

3 12" PVC pipe

2 4" PVC pipe

2 2" PVC pipe

2 1/2" PVC elbows

Standing Wave MachineMiddle School

7-2-e Distinguish how various types of longitudinal and transverse waves (e.g. water, light, sound, seismic) transfer energy. (DOK 2) Continued

Speed• Wave machine (PROJECT)

Middle

Amplitude • Theremin* • Wave machine (PROJECT)

John Hunt MAST 2012