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Earth, Sun, and Moon

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  • How many Moon phases are part of the lunar cycle?
    Eight
  • What causes a solar eclipse?
    The Sun, Earth, and Moon align so that the Moon blocks the view of the Sun from Earth
  • What is an imaginary line extending from the North Pole to the South Pole going through the center of Earth, which is the center of Earth's rotation?
    Axis
  • What is responsible for the changing of seasons on Earth?
    Tilt of Earth's axis
  • What is the obscuring of the light from one celestial body by the passage of another between it and the observer or between it and its source of illumination?
    Eclipse
  • Name all four seasons.
    Spring, summer, winter, fall
  • What creates the night-and-day cycle experienced on Earth?
    Rotation of the Earth
  • What is caused by the pull of the Moon's gravity?
    High and low tides
  • What happens when when the Sun, Earth, and Moon align so that the Earth blocks the Sun shining on the Moon; a solar eclipse or a lunar eclipse?
    A lunar eclipse
  • During the northern hemisphere's summer, is Earth's axis pointing away from the Sun or towards the Sun?
    Towards
  • What causes our ocean tides?
    The gravitational pull of the Moon.
  • What Moon phase happens when the Moon lies between the Sun and Earth?
    New Moon
  • What are the four natural divisions of the year based on changes in temperature due to varied amounts of sunlight called?
    Seasons
  • Why are different Moon phases visible from Earth; The sun illuminates the Moon's surface as the Moon revolves around Earth, or, The shadow of Earth falls on the Moon causing varying shapes of the Moon??
    The Sun illuminates the Moon's surface as the Moon revolves around Earth
  • What causes the revolution of the planets?
    The Sun's gravity