Piano

Listen to the clip and identify the instrument

• Piano

• Harp

• Violin

• Saxophone

How does the frequency of sound waves produced by a piano string relate to the tension in the string?

• Frequency is directly proportional to the square root of the tension

• Frequency is inversely proportional to the tension

• Frequency is directly proportional to the tension

• Frequency is inversely proportional to the square root of the tension

Tags

NGSS.MS-PS4-1

Which part of the piano is responsible for amplifying the sound produced by the strings?

• Soundboard

• Pedals

• Keys

• Hammers

Tags

NGSS.MS-PS4-2

What type of wave is produced by a vibrating piano string?

• Transverse wave

• Longitudinal wave

• Surface wave

• Electromagnetic wave

Tags

NGSS.MS-PS4-1

Which scientific principle explains why a piano sounds different in a large empty room compared to a furnished room?

• Resonance

• Echo

• Doppler Effect

• Acoustic Absorption

Tags

NGSS.MS-PS4-2

What is the primary material used in the construction of piano strings?

• Copper

• Steel

• Nylon

• Aluminum

How does temperature affect the tuning of a piano?

• Higher temperatures cause the piano to go sharp

• Higher temperatures cause the piano to go flat

• Temperature has no effect on tuning

• Higher temperatures stabilize the tuning

Which of the following best describes the role of the hammers in a piano?

• To dampen the sound

• To strike the strings and produce sound

• To amplify the sound

• To tune the strings

What is the function of the piano's damper pedal?

• To sustain the sound by lifting all dampers

• To lower the pitch of the sound

• To increase the volume of the sound

• To change the timbre of the sound

Which frequency range is typically produced by a standard piano?

• 20 Hz to 20 kHz

• 27.5 Hz to 4.2 kHz

• 100 Hz to 10 kHz

• 50 Hz to 5 kHz