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Jouer Froggy Jumps
    • 1. What is sound?
    A
    Electricity that flows through wires
    B
    Vibrations that travel through the air or another medium
    C
    Light waves that bounce off objects
    2. How do we hear sound?
    A
    Through our nose
    B
    Through our ears
    C
    Through our mouth
    3. What causes vibrations?
    A
    Movement or oscillation of an object
    B
    Rain falling from the sky
    C
    Heat from the sun
    4. What is a musical instrument?
    A
    A toy that lights up
    B
    An object that produces sound when played
    C
    A book with pictures
    5. What is a loud sound?
    A
    A sound with a low volume
    B
    A sound with a high volume
    C
    A sound with a medium volume
    6. What is a quiet sound?
    A
    A sound with a medium volume
    B
    A sound with a high volume
    C
    A sound with a low volume
    7. What is a high-pitched sound?
    A
    A sound with a medium frequency
    B
    A sound with a high frequency
    C
    A sound with a low frequency
    8. What is a low-pitched sound?
    A
    A sound with a medium frequency
    B
    A sound with a high frequency
    C
    A sound with a low frequency
    9. What is an echo?
    A
    A sound that bounces back after hitting a surface
    B
    A sound that changes its pitch
    C
    A sound that disappears into thin air
    10. What is a vibration?
    A
    A sideways movement
    B
    A slow up-and-down movement
    C
    A rapid back-and-forth movement