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Chapter 2 Science

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  • A student investigates how the tightness of a guitar string affects pitch. what is the dependent variable?
    Temperature
    Tightness of string
    Pitch of sound
  • A thicker guitar string vibrates more slowly. What is the pitch?
    Same pitch
    Higher pitch
    Lower pitch
  • A flute produces a high pitch because the air column vibrates how?
    Not at all
    Very fast
    Very slow
  • Two students pluck the same string with different force. One is louder. Which explanation is correct?
    Longer wavelength
    Larger amplitude
    Higher frequency
  • A violin string is loosened. What happens to the sound produced?
    Volume becomes louder
    Pitch becomes lower
    Pitch becomes higher
  • A high-pitched sound has high what?
    Amplitude
    Wavelength
    Frequency
  • When the amplitude of vibrations increases. what happens to the volume?
    Volume decreases
    Volume increases
    Pitch increases
  • If the frequency of vibrations increases. what happens to pitch?
    Pitch becomes higher
    Pitch becomes lower
    Volume becomes louder
  • Which property of sound tells us how high or low a note is?
    Volume
    Pitch
    Frequency
  • When comparing instruments in the same room why keep the room the same?
    To control environmental conditions
    To change the pitch
    To change the frequency
  • A teacher tests how striking force affects volume. What is the independent variable?
    Material of instrument
    Striking force
    Volume of sound
  • Which factor affects the volume of sound?
    Wavelength
    Frequency
    Amplitude
  • Which sound has the highest pitch?
    Sound with highest frequency
    Sound with greatest amplitude
    Sound with lowest frequency
  • In a test to see how string length affects pitch. what is controlled?
    Pitch
    Length of string
    Type of instrument
  • A teacher tests how striking force affects volume. what is the dependent variable?
    Striking force
    Volume of sound
    Type of drumstick
  • Two tuning forks produce sound. One has a higher pitch. Why?
    It has lower amplitude
    It vibrates faster
    It vibrates slower
  • A student investigates how the tightness of a guitar string affects pitch. What is the independent variable?
    Tightness of string
    Pitch of sound
    Type of instrument
  • Which factor affects the pitch of sound?
    Frequency
    Amplitude
    Strength of hitting
  • Faster vibrations produce what type of pitch?
    Lower pitch
    Same pitch
    Higher pitch
  • If a sound wave has a long wavelength, what kind of pitch will it have?
    Loud volume
    Low pitch
    High pitch
  • A student tightens a guitar string. What happens to the pitch of the sound produced?
    Pitch decreases
    Pitch increases
    Volume increases
  • When a bell is struck softly. what happens?
    Volume decreases
    Pitch stays the same
    Pitch increases
  • In an investigation the student changes how tightly the drum is stretched. What variable changed?
    Dependent variable
    Controlled variable
    Independent variable
  • Which property of sound tells us how loud or soft it is?
    Frequency
    Pitch
    Volume
  • A student compares sound from three different string lengths. What is the independent variable?
    Length of string
    Pitch heard
    Room size
  • A quiet sound has what kind of amplitude?
    High frequency
    Large amplitude
    Small amplitude
  • A drum is hit harder. What changes?
    Pitch increases
    Volume increases
    Volume decreases
  • If we make the string shorter. what happens to the pitch?
    Volume increases
    Pitch decreases
    Pitch increases
  • A loud sound wave has large what?
    Wavelength
    Frequency
    Amplitude
  • Sound travels as a type of wave. What wave is it?
    Longitudinal wave
    Light wave
    Transverse wave
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