1. Blow up
2. Turn on the radio and place
your hands around the balloon; about
3-4 inches (10cm) away from it.
you feel the vibration?
3. Turn up
the volume on the radio
4. Place your hands around
the balloon again - position it
the same distance away from the
do you feel now? Can you feel
Check out how Sounds and Vibrations work on our Science Facts page