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Science

8th

grade

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CFA #1 STUDY QUIZZIZ

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25 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    Image

    What is the amplitude of the waves shown?

    5 cm

    10 cm

    12 cm

    24 cm

  • 2. Multiple Choice
    30 seconds
    1 pt
    Image

    What shape are the lenses in a typical optical telescope?

    W

    X

    Y

    Z

  • 3. Multiple Choice
    30 seconds
    1 pt

    Which statement is true regarding mechanical and electromagnetic waves?

    Both types of waves require a medium.

    Neither types of waves require a medium.

    A mechanical wave requires a medium, but an electromagnetic wave does not require a medium.

    An electromagnetic wave requires a medium, but a mechanical wave does not require a medium.

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