Examlex

Solved

A Giant Star in Another Galaxy Exploded 67 Million Years

question 25

Multiple Choice

A giant star in another galaxy exploded 67 million years ago,forming a supernova.The event is observed by an astronomer on Earth.Estimate the speed at which the supernova (and its galaxy) recedes from Earth if the Hubble constant is 22 km/s per million light-years. A giant star in another galaxy exploded 67 million years ago,forming a supernova.The event is observed by an astronomer on Earth.Estimate the speed at which the supernova (and its galaxy) recedes from Earth if the Hubble constant is 22 km/s per million light-years.   ,1 ly = 9.461 × 10<sup>15</sup> m,1 y = 3.156 × 10<sup>7</sup> s)  A)  1200 km/s B)  670 km/s C)  1500 km/s D)  2700 km/s E)  4700 km/s ,1 ly = 9.461 × 1015 m,1 y = 3.156 × 107 s)


Definitions:

FASB

The Financial Accounting Standards Board, responsible for establishing and improving financial accounting and reporting standards for the public interest.

Financial Statements

Papers that offer a summary of a corporation's fiscal health, comprising the balance sheet, income statement, and cash flow statement.

SEC

The U.S. Securities and Exchange Commission, a regulatory body tasked with protecting investors, maintaining fair and orderly functioning of securities markets, and facilitating capital formation.

10-K Report

An annual report filed by publicly traded companies in the U.S., detailing comprehensive summaries of financial performance mandated by the SEC.

Related Questions