Physics Quiz: Natural Frequency

What is the source of a sound wave?

• A vibrating object

• A stationary object

• A heated object

• A moving object

What is the natural frequency of an object?

• The frequency at which an object remains stationary

• The frequency at which an object vibrates when disturbed

• The frequency at which an object heats up

• The frequency at which an object cools down

What determines the quality or timbre of the sound produced by a vibrating object?

• The natural frequencies of the sound waves

• The size of the object

• The color of the object

• The temperature of the object

Which instrument is known to produce a pure tone?

• Drum

• Guitar

• Tuba

• Flute

What affects the natural frequency of a guitar string?

• Tension and linear density of the string

• Color of the string

• Shape of the guitar

• Temperature of the room

What happens when you blow over the top of a pop bottle?

• The bottle heats up

• The air inside vibrates and produces a sound

• The bottle changes color

• The bottle breaks

What is the relationship between the length of a pendulum and its frequency?

• Exponential relationship

• No relationship

• Direct relationship

• Inverse relationship

What is the role of a musician in controlling the natural frequency of an instrument?

• To control variables like tension and length

• To change the color of the instrument

• To alter the material of the instrument

• To change the temperature of the room

What is the effect of increasing the tension of a guitar string?

• It increases the natural frequency

• It decreases the natural frequency

• It changes the color of the string

• It has no effect on the frequency

Which sound wave has high frequency?

• sound wave 1
• sound wave 2
• sound wave 3
• sound wave 4