luffy212 luffy212

04-05-2021
Chemistry

contestada

(g) How does the colour of a star help to find its age?

Respuesta :

bpurnell bpurnell

04-05-2021

they run out of hydrogen to burn, decreasing the amount of energy they emit. Thus, younger stars can appear bluer while older ones appear more red, and in this way, a star's color can tell us something about that star's age.

Answer Link

Otras preguntas

what were the causes and outcomes of the crimean war

A word starting in tele meaning to speak at a distance

Give the next two numbers in the pattern. 0, 0.75, 1.5, 2.25,... Enter the answers separated by a comma without any spaces.

Nature of the predicate

persevering will help you achieve your goals. a) noun b) verb c) adjective d) adverb

What happened in Russia in 1917 that led the United States to justify its involvement in World War I as a fight for democracy? Russia signed a military defense

Comets or meteors (cause, causes) craters, but neither the planet’s features nor its terrain (appear, appears) rocky. a. causes; appears b. causes; appear c. ca

18. Which sentence in the paragraph is the topic sentence? (1) There's no doubt that Springdale needs a new high school. (2) The old Washington High School o

Help please The Indian leader who advocated a nonviolent approach to independence was _____. Bose Gandhi Nehru Akbar

The novel Anthem is an allegory that illustrates Ayn Rand's philosophy of "Objectivism." Someone with this philosophy would oppose which of the following statem