3. Ping pong ball
Wine glasses (different size and shapes)
Piano or keyboard
Optional items
4. Ready the items
Put the glasses on table
Preparation for make music(1)
5. Pour water into the glasses
Change the height of water of each glasses
Preparation for make music(2)
6. Beat a glasses with a metal spoon
Change strength to beat
Change rhythm to beat
How to make music(1)
7. Rub the rim of the glass with a wet finger
Change the speed to move a finger
How to make music(2)
8. Hit a ping pong ball on a glass
Play the piano or keyboard with the sound of
the glass
How to make music(3)
9. The sound of the glass are different by the
height of the water
The sound is changed by the speed of a finger
rubbing and the strength to beat
The sound that a glass plays
10. The glass vibrates by rubbing the rim of the
glass
The vibration of glass plays a sweet sound
The principle
that the glasses play a sound(1)
11. The glass sound are different by a value of the
number of vibrations
The glass different in form and the size is
different in number of vibration
The principle
that the glasses play a sound(2)
12. Mass of the whole glass changes by changing
the height of the water of the glass
The glass plays a different sound by difference
in height of the water
The principle
that the glasses play a sound(3)
13. The number of vibrations is the value that
how many times object vibrate per second
“ f ” is the number of vibrations in physics
The number of vibrations
14. Glass harp is a musical instrument that plays
by ribbing the rim of the glass with wet finger
Glass harp
15. The kind of liquid of the glass change other
liquid
May change the sound of the glass
Change the sound of the glass
