explirando en sonido

What type of sound is produced by a musical instrument?

• Random noise without rhythm.

• Vibrations that create musical tones.

• Static interference from electronics.

• Silence that fills the room.

A. Light sound B. Mechanical sound C. Musical sound D. Silent sound

• B. Harmonic noise

• C. Musical sound

• A. Noisy silence

• D. Silent melody

What property of sound describes its loudness?

• Wavelength

• Amplitude

• Pitch

• Frequency

A. Frequency B. Amplitude C. Wavelength D. Speed

• E. Intensity

• G. Resonance

• F. Phase

• D. Speed

What is the term for the distance between two sound waves?

• Amplitude

• Pitch

• Frequency

• Wavelength

A. Frequency B. Amplitude C. Wavelength D. Reflection

• D. Refraction

• E. Intensity

• F. Phase Shift

• C. Wavelength

How does sound travel through the air?

• Sound is transmitted through air as solid particles.

• Sound travels through the air as light waves.

• Sound moves through the air by chemical reactions.

• Sound travels through the air as pressure waves created by vibrating objects.

A. By bouncing B. By vibrating particles C. By changing color D. By moving light

• By absorbing heat

• By creating shadows

• By reflecting sound

• D. By moving light

What happens to sound when it hits a hard surface?

• Sound disappears upon hitting hard surfaces.

• Sound travels faster through hard surfaces.

• Sound absorbs into hard surfaces.

• Sound reflects off hard surfaces.

A. It disappears B. It reflects C. It absorbs D. It changes shape

• It emits

• It distorts

• It magnifies

• B. It reflects