Science

7th

grade

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Weather & Climate

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20 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    Choose the best response that describes the reasons for the seasons on Earth.

    Distance between the sun and the Earth.

    Tilt of the Earth on its axis.

    Elliptical path of the Earth around the sun.

    Warm ocean currents and cold jet stream.

  • 2. Multiple Choice
    1 minute
    1 pt

    Choose the explanation that describes why it is winter in North America when it is summer in South America.

    south is always warmer than the north.

    there is less land than water in the south

    North America receives less direct sunlight during the winter

    when it is December in North America, it is June in South America

  • 3. Multiple Choice
    1 minute
    1 pt

    Which of the following is true regarding the properties of an air mass?

    air mass is warmer on the leading edge and cooler at the trailing edge

    air mass has similar temp and moisture properties throughout

    air mass is cooler near the edges and has greater moisture near the center

    air mass has greater moisture near the edges and is cooler near the center.

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