Detailed Study of Stellar Spectra in 1897, Which Enabled the Development

question 16

Multiple Choice

Detailed study of stellar spectra in 1897, which enabled the development of the H-Rdiagram, was performed by:

• A)E.C. Pickering.
• B)Harlow Shapley.
• C)James Lick.
• D)John Herschel.
• E)Antonia Maury.

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Face Value

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The interest rate stated on a bond when issued, which represents the annual interest payment made to bondholders.

Articles of Confederation

The original constitution of the 13 American states, ratified in 1781, which was replaced by the U.S. Constitution in 1789 due to its weakness in central government powers.