Other Sciences

6th

grade

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Earth in the Universe

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  • 1. Multiple Choice
    1 minute
    1 pt
    Why are there high and low tides on Earth?
    They are due to changes in the moon’s tilt on its axis.
    They are due to the gravitational pull between Earth and the moon
    They are due to the magnetic force between Earth and the moon
    They are due to changes in the moon’s speed every month
  • 2. Multiple Choice
    1 minute
    1 pt
    Which contributes to Earth’s ability to sustain life?
    The atmosphere allows all of the sun’s radiation to enter due to Earth’s distance from the sun.
    The atmosphere prevents all space debris from reaching the surface due to the ozone layer.
    The atmosphere is extremely thin due to the temperatures of the sun
    The atmosphere is breathable due to the unique mixture of gases
  • 3. Multiple Choice
    1 minute
    1 pt
    How does gravity support life on Earth?
    by forcing Earth to continuously spin on its axis, which contributes to day and night
    by causing changes in the distance between Earth and the sun, which contributes to the seasons
    by keeping water and gases in the atmosphere close to Earth’s surface, which contributes to life processes
    by preventing meteors and comets from hitting Earth’s surface, which protects living organisms from space fragments
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