Game Preview

Earth's place in the Universe

  •  English    21     Public
    Sun Moon Earth system and gravity
  •   Study   Slideshow
  • How does a lunar eclipse occur?
    Earth is between the sun and moon.
  •  15
  • Why don't we have an eclipse every month.
    The moon's orbit is not always in the same plane as Earth's orbit.
  •  25
  • Which object has a bigger affect on the tides and why?
    The moon because its closer.
  •  25
  • Which type of tides has the biggest changes in daily tides?
    Spring Tides
  •  20
  • Which factor determines the length of time it takes a planet to orbit the sun?
    It's distance from the sun. Closer to the sun- shorter.
  •  15