Quasars are interesting astronomical objects that can best be described as
correct answer is d.
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Consider an asteroid in an elliptical orbit whose closest point to the sun is rc = 1 AU and farthest point is 7 AU from the sun. Its orbital period is
A. 1 yr B. (3.5)2/3 y = 2.31 y C. 4 yr D. 83/2 y = 22.6 y E. Some other period (specify)
If vertically falling rain makes slanted 45° streaks on the side windows of a moving car, the speed of the car
A) is less than the speed of the falling drops. B) equals the speed of the falling drops. C) exceeds the speed of the falling drops. D) need more information
A nearby star is discovered to have a high mass planet at a very small distance from it. What would its radial velocity curve look like?
A) large amplitude, short wavelength B) small amplitude, long wavelength C) small amplitude, short wavelength D) large amplitude, long wavelength
Explain the four internal processes that gradually destroy a solar nebula
What will be an ideal response?