Cambios de tono – ¿Sabías que?

The video explains how singing at a specific frequency and volume can cause glass molecules to vibrate intensely, potentially leading to the glass shattering.

What is the primary focus of the introduction section?

• The history of sound frequencies

• The impact of frequencies on materials

• The types of musical notes

• The science of sound waves

What is required for a person to affect glass molecules with their singing?

• Singing with a musical instrument

• Singing at a low pitch

• Singing at a high volume

• Singing at the right frequency

Which of the following is NOT a factor in causing glass to vibrate?

• The duration of the sound

• The color of the glass

• The volume of the sound

• The frequency of the sound

What happens to the glass molecules when exposed to the right frequency and volume?

• They melt

• They become solid

• They start to vibrate

• They change color

Under what condition can glass break due to sound?

• When the sound is from a musical instrument

• When the sound is at the right frequency and volume

• When the sound is from a human voice only

• When the sound is too soft