xgenevievianx xgenevievianx

16-11-2016
Chemistry

Answered

Please explain how we judge the brightness of stars.

Verified Answer :

SoBastic SoBastic

16-11-2016

astronomers can measure it by way of luminosity which is the power of a star or the amount of energy (light) the star admits from its surface. they also measure the brightness of a start as if it were to appear 32.6 light years from Earth

Answer Link

Related Questions

write these values as a full decimal number not using scientific notation in standard SI base units without any prefixes preserving the number of significant fi

Which term best describes the underlined words Originating in Bohemia the polka was first developed around 1830 A participial phrase B infinitive phrase C gerun

Give me a place to stand Archimedes said and I can move the world These words show which figurative language a paradox b satire c simile d metaphor

Readers are human and humans seem programmed to wait for answers to questions they witness being asked I learned that fact in my first job I worked in televisio

Which is a true statement about the Full Faith and Credit Clause The Full Faith and Credit Clause deals with legal proceedings between states The Full Faith and

Which statement best describes perigee A The closet point in the Moons orbit to Earth B The farthest point in the Moons orbit to Earth C The Suns orbit that is

How can journalists who write for news programs avoid bias in their writing A by presenting one side of an issue B by presenting their opinions C by presenting

The function pxxx5x2x3 has four zeros What is the smallest

Jeffrey says he has 68 dollars how do you write the decimal 68 when it refers to money EXPLAIN

Clouds form during evaporation condensation precipitation transpiration Choose all the answers that apply The speed of evaporation increases as temperature inc

Web Analytics Made Easy - Statcounter