There will be five stages in which you will be experimenting sound with.
S1: Spoons
S2: String Phone
S3: Tuning Fork
S4: Glockenspiele
S5: Mystery Box
In groups of 5, you will be experimenting on how sound travels.
Activity 1: Experiment
Download the worksheet below and complete the questions.
Once you have completed- print and staple and leave it in your plastic sleeve folder.
STATION 1: SPOONS
Prediction….
What will the difference in sound be when you hit the 2 spoons together in the air, and when you hit the 2 spoons together under water? ________________________________________________________________________________
Experiment…
Describe the sound vibration when the spoons are hit in the air. ________________________________________________________________________________
Describe the sound vibration when the spoon are hit under the water. ________________________________________________________________________________
Write a concluding sentence about how sound travels through air and water. ________________________________________________________________________________
STATION 2: STRING PHONE
Prediction….
Do you think you will be able to hear someone through the tin-can/string phone-
Circle and explain your reasons:
a) Talking: Y/N ________________________________________________
b) Singing : Y/N________________________________________________
What do you think the difference between the long phone and the short phone?
Long Phone- ________________________________________________________________
Short Phone- _________________________________________________________________
Experiment…
Describe what you hear when someone speaks through the short tin-can/string phone? ______________________________________________________________________________
Sings? _______________________________________________________________________________________
STATION 3: TUNING FORK
What do you hear when you hit the Tuning Fork on the table?
What happens when you hit the tuning fork?
a) Gently on the floor then put it in the bowl of water?
________________________________________________________________________________
b) With a bit more strength?
_______________________________________________________________________________
Why do you think it happens?
________________________________________________________________________________
In conclusion, what causes these events to occur?
STATION 4: GLOCKENSPIELE
Describe the pitch when you play:
a) The shortest metal on the glockenspiele:
b) The Longest metal on the glockenspiele:
When you play the glockenspiele once with the mallet, how long does the sound continue for?
_____________________________________________________________________________
What happens when you play the glockenspiele with the mallet and then put your hand over it immediately.
_____________________________________________________________________________
Explain your reason for the result.
______________________________________________________________________________
STATION 5: MYSTERY BOX
Try and guess what is in the 4 different boxes.
Box 1:__________________
Describe the sound and weight of the object in the box.
Eg- light/tinny/heavy/scratchy/hollow/etc
Box 2:__________________
Describe the sound and weight of the object in the box.
Eg- light/tinny/heavy/scratchy/hollow/etc
Box 3:__________________
Describe the sound and weight of the object in the box.
Eg- light/tinny/heavy/scratchy/hollow/etc
Box 4:__________________
Describe the sound and weight of the object in the box.
Eg- light/tinny/heavy/scratchy/hollow/etc
Activity 2: Experimenting on the voice here
The human voice is a natural musical instrument in itself.
We are going to sing ‘Lean on Me’.
Whilst we do this put your hand where your vocal chords are - Your Neck, then your nose.
Describe what do you feel.