Astronomy Unit Three Quiz 27-29

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Anonymous
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288694
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Astronomy Unit Three Quiz 27-29
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2014-11-09 15:30:44
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Astromony 1001
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  1. Saturns rapid rotation and low density produces the highest ________ value of any of the planets.
    Ellipticity
  2. Like Jupiter, Saturn _________.
    Radiates more energy than it receives from the sun
  3. One of the strangest physical characteristics of Saturn is its density at _________.
    .687 grams per cubic centimeter
  4. Saturn possesses about ________ the mass of Jupiter.
    1/3rd
  5. Saturn's oblate shape is a result of ________.
    its rapid location
  6. Uranus' rather odd rotational tilt of 98 degrees produces extreme seasonal changes with each season lasting about ________ years.
    21
  7. Uranus and Neptune are sometimes referred to as the _____ planets.
    Ice Giant
  8. Uranus has a one of a kind (among planets) physical characteristics; its ________.
    Axis of rotation tilted 97 degrees
  9. Uranus was discovered by William Herschel in 1781, but had unknowingly been seen much earlier by _________.
    Galileo
  10. Uranus' tropical and sidereal orbit periods are different values from one another. That means that ________.
    The Axis of Rotation is precessing
  11. Neptune's largest moon, Triton is odd in the sense that _________.
    Its orbital direction is retrograde
  12. In relation to the sun, Uranus and Neptune formed ________.
    Closer in and then drifted outward, scattering the icy planetisimals of the outer accretion disk inwards
  13. Uranus and Neptune appear to have a blue or blue-green color, primarily due to the amount of _______ in their atmospheres
    Methane
  14. Both Uranus and Neptune have weak magnetic fields for their size, but the real oddity is that ________.
    The Axis of the magnetic fields are both tilted relative to the rotation axis and offset from the center of the planet
  15. Neptune's Tropical orbital period is less than its sidereal orbital period. This means that _________.
    The Axis of Rotation is precessing

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