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Listening Practice: Lecture about an experiment

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  • 1. Multiple Choice
    15 minutes
    1 pt

    The pitch drop experiment is …

    a. the oldest experiment in history.

    b. the oldest experiment that is still running today.

    c. the longest experiment in 1927.

  • 2. Multiple Choice
    15 minutes
    1 pt

    The creator of the experiment wanted to …

    a. have an experiment that lasted a long time.

    b. show the dangers of everyday materials.

    c. show that common substances have extraordinary properties.

  • 3. Multiple Choice
    15 minutes
    1 pt

    Pitch is a substance …

    a. that looks solid but is actually liquid.

    b. that looks liquid but is actually solid.

    c. that doesn’t appear to be liquid or solid.

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