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waves

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    sound waves
  •   Study   Slideshow
  • What is matter?什么是物质?
    anything that moves
    anything that moves energy
    anything that takes up space
  •  15
  • What is a particle?什么是粒子?
    a wave of energy
    dig food
    small piece of matter
  •  15
  • What is energy?什么是能量?
    Anything that takes up space
    The ability to cause change
    liquid, gas, or solid
  •  15
  • What do waves do?波浪做什么?
    cause change
    move energy
    move matter
  •  15
  • What is a sound wave?什么是声波?
    light moving through space
    vibration moving through matter
    matter not moving
  •  15
  • How do we draw waves?我们如何画波浪?
    upside down
    computers
    wave form
  •  15
  • What is amplitude?什么是振幅?
    pitch - high or low
    volume - loud or soft
    sandwich - ham or peanut
  •  15
  • What is the wave form for high amplitude?高振幅的波形是什么?
    a short wave
    a tall wave
    a blue wave
  •  15
  • What is wavelength?什么是波长?
    distance between waves
    how a wave sounds
    how high a wave is
  •  15
  • what is frequency?频率是什么?
    how loud something is
    how high something is
    how often something happens
  •  15
  • What does frequency make?频率产生了什么?
    taste - sweet or bitter
    volume - loud or soft
    pitch - high and low
  •  15