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Home Q & A Board Science-Related Homework Help Physics Astronomy
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rickyfa18 rickyfa18
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6 years ago
What is interesting about Jupiter's rotation period?
 
  A) It is the same as Earth's.
  B) It is the same as its orbital period.
  C) It is the same as the Sun's.
  D) It is the slowest in the solar system.
  E) It is the fastest in the solar system.

Question 2

What problem is adaptive optics designed to correct?
 
  A) the opacity of the Earth's atmosphere
  B) defects in the optical figuring, such as with the adaptive optics on HST
  C) slight tracking errors in trying to compensate for our unsteady rotation
  D) the effects of atmospheric turbulence
  E) the absorption of ultraviolet by the ozone layer

Question 3

The size and shape of a planet's orbit can be determined by
 
  A) the Doppler technique.
  B) transit observations.
  C) spectral measurements.
  D) knowing the planet's mass by any technique and applying Newton's version of Kepler's third law.
  E) gravitational microlensing.

Question 4

The composition of a planet can be determined by
 
  A) the Doppler technique.
  B) astrometric measurements.
  C) transit observations.
  D) spectra.
  E) all of the above
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Michael876Michael876
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6 years ago
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rickyfa18 Author
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#2
6 years ago
Thank you Slight Smile
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#3
6 years ago
Pleasure
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