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Rotation : Turning or spinning of a body on its axes.
Precession : Traces out a cone over a period of 26,000 years.
Perigee : Is the point at which the moon is closest to earth.
Apogee : Is the point at which the moon is farthest from earth.
Ptolemy : He created a model of the universe that accounted for the movement.
Astronomical Unit : Average distance between the earth and sun.
Rays : Any of a system of bright elongated streaks sometimes associated with a crater on the moon.
Rille : Long channel associated with lunar maria.
Planetesimals : small and irregularly shaped bodies.
Dwarf planet : round object that orbits the sun but has not cleared the neighborhood around its orbit.
Terrestrial planet : relatively small and rocky planets.
Jovian planet : huge gas giants.
Ellipse : Oval-Shaped path.
Astronomical unit : Average distance between earth and the sun.
Retrograde motion : Apperant westward drift.
Across:3. | Oval-Shaped path. | 4. | Apperant westward drift. | 6. | small and irregularly shaped bodies. | 7. | Traces out a cone over a period of 26,000 years. | 9. | Average distance between earth and the sun. | 11. | huge gas giants. | 12. | He created a model of the universe that accounted for the movement. |
| | Down:1. | Is the point at which the moon is farthest from earth. | 2. | Long channel associated with lunar maria. | 5. | Turning or spinning of a body on its axes. | 7. | Is the point at which the moon is closest to earth. | 8. | round object that orbits the sun but has not cleared the neighborhood around its orbit. | 10. | Any of a system of bright elongated streaks sometimes associated with a crater on the moon. |
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© 2017
PuzzleFast.com, Noncommercial Use Only
Across:3. | Oval-Shaped path. | 4. | Apperant westward drift. | 6. | small and irregularly shaped bodies. | 7. | Traces out a cone over a period of 26,000 years. | 9. | Average distance between earth and the sun. | 11. | huge gas giants. | 12. | He created a model of the universe that accounted for the movement. |
| | Down:1. | Is the point at which the moon is farthest from earth. | 2. | Long channel associated with lunar maria. | 5. | Turning or spinning of a body on its axes. | 7. | Is the point at which the moon is closest to earth. | 8. | round object that orbits the sun but has not cleared the neighborhood around its orbit. | 10. | Any of a system of bright elongated streaks sometimes associated with a crater on the moon. |
| |
© 2017
PuzzleFast.com, Noncommercial Use Only