Science

6th

grade

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Core 2020 Mid Year Practice #1

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21 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
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    Water

    Wind

    The Sun

    The Moon

  • 2. Multiple Choice
    30 seconds
    1 pt

    The oil used today is made from the ancient remains of tiny sea creatures called "diatoms". When they were alive, the diatoms converted sunlight into stored energy. Based on this information, which of the following statements is true?

    The sun turned diatoms into oil after 10-20 years.

    Diatoms are the original source of energy for oil.

    The sun is the original source of energy for oil.

    Diatoms converted oil into energy.

  • 3. Multiple Choice
    30 seconds
    1 pt

    Moving water can be used to produce electricity because

    most forms of energy can be converted into other forms.

    energy cannot be converted into other forms of energy.

    potential energy can be converted into kinetic energy, but not vice versa.

    kinetic energy can be converted into potential energy, but not vice versa.

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