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Solar System

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    Solar System Review - 4th grade
  •   Study   Slideshow
  • What is at the center of the solar system?
    The sun
  •  10
  • What does Earth do on its axis?
    Rotates
  •  15
  • What does Earth do around the sun?
    Revolves or orbits
  •  15
  • Another word for revolution is....
    Orbit
  •  20
  • What does the moon do around the Earth?
    Revolves or orbits
  •  15
  • What causes Earth's seasons?
    Tilt and movement
  •  20
  • What is the degree of Earth's tilt?
    23.5 degrees
  •  25
  • The surface of the moon reflects light from the .......
    Sun
  •  10
  • How many days are in one revolution of the Earth around the sun?
    365 days
  •  20
  • How many hours are in one rotation of Earth on its axis?
    24 hours
  •  20
  • Waxing means getting .....
    Bigger
  •  10
  • Waning means getting ...
    Smaller
  •  10
  • What causes the ocean's tides?
    Gravity
  •  25
  • During high tide, the water reaches its ____________ level.
    Highest
  •  15
  • During low tide, the water reaches its ______________ level.
    Lowest
  •  15
  • How many hemispheres is Earth split into?
    Two
  •  20