Sagot :
Answer:
Explanation:
As the speaker vibrates and creates sound, it pushes the air around it, setting up a vibration in the air — that's a sound wave! ... You'll see the sprinkles move away from where the vibrations are the strongest.
Answer:
Explanation:
As the speaker vibrates and creates sound, it pushes the air around it, setting up a vibration in the air — that's a sound wave! ... You'll see the sprinkles move away from where the vibrations are the strongest.