How Did Harlow Shapley Determine Where the Center of the Galaxy

question 41

Multiple Choice

How did Harlow Shapley determine where the center of the galaxy lies

• A)He plotted the distribution of open clusters.
• B)He plotted the distribution of globular clusters.
• C)He made star counts in every direction of the galactic disk.
• D)He measured the amount of dust obscuration in every direction of the galactic disk.

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Definitions:

Infinite Geometric Series

A sequence of numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the ratio; the sum approaches a finite limit if the absolute value of the ratio is less than 1.

Terms

Agreed-upon stipulations and conditions under which transactions or agreements are made.

Insulation Job

A task or project aimed at applying materials to buildings or structures to prevent heat loss or gain, thereby improving energy efficiency.

Annual Fuel Bill

The total expense incurred for fuel consumption over the course of a year.