starkaykay8442 starkaykay8442
  • 07-11-2017
  • Geography
contestada

What characteristics of the orbiting stars do we need to measure in order to calculate the mass of the central object, sgr a*?

Respuesta :

Louli
Louli Louli
  • 20-11-2017
In order to calculate the mass of the central object, sgr a*, we need to measure two characteristics of the orbiting stars.

These two characteristics are:
1- their orbital period
2- average orbital distances


Answer Link

Otras preguntas

describe any patterns present in the data 30 points!
Yasmin saw this word in her vocabulary list. Monocracy. What is the most likely way Yasmin determined the meaning of “monocracy” as being related to “ruling”?
What was the purpose of the stamp act of 1765
9 to 2Question 7 (4 points)What is the slope of the line that passes through the points (3.-1) and (-2,-5)?Question 8 15 points)​
Which of the following statements best describes the interaction of religion and culture
What is the measure of <B 98 108 118 128​
Mike wants to conduct a survey to find how much time the students of his school spent watching television. Which of the following is an appropriate statistical
2x-3y=-29 x+4y=13 What is the new equation after the expression equivalent to x from the second equation is substituted into the first equation
What was part of the green revolution A. Decreased in food prices B. Decrease in population C. Heavy energy usage D. Increase in productivity
Which statement best describes the difference between the sympathetic and parasympathetic nervous systems? A. The sympathetic system prepares the body for stres