Science

7th

grade

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Electric Current and its Effects

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15 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    The coil of wire contained in an electric heater is known as:

    Component

    Element

    Circuit

    Spring

  • 2. Multiple Choice
    30 seconds
    1 pt

    The amount of heat produced in a wire depends on:

    Material

    Length

    Thickness

    All of these

    None of these

  • 3. Multiple Choice
    30 seconds
    1 pt

    A fuse is used to save energy in electrical circuits.

    True

    False

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