alo8569 alo8569

21-08-2020
Biology

contestada

In what stage do stars spend the large majority of their life cycles? Why

Respuesta :

jjmmartz jjmmartz

21-08-2020

A star will enjoy most of its life in the main sequence phase. At this point nuclear fusion is turning hydrogen into helium. The star is only stable because the light pressure of this energy balances out the star's gravitational collapse.

Answer Link

Otras preguntas

when shortening a sentence would you use the connective a prefix a adjective or phrase when shortening

Why is Franklin’s “The Way to Wealth” often referred to as a “secular sermon”?

Select all that apply. The vertebrate subphylum consists of _____. -tunicates -sea squirts -stingrays -lamphreys -trout

A system uses 2,380 J of energy to do work as 12,900 J of heat are added to the system. What is the change in internal energy of the system?

The average population growth rate for developed nations is what? a. 0.9% b. 1.5% c. 0.5% d. 0.7%

Why does the heart automatically adjust the flow of blood to match activity levels? A. Extreme activity damages blood cells and the body needs replacements. B.

Which quote expresses a tone of contempt? “He is going to take me home? He can drive? He can barely find his way out of the front door.” “He is in no

Down's syndrome involves a. sex-linked trait, gene mutation, chromosomal abnormality

The Constitution established three branches of government thata)share the same powers. b. have different powers.c)give the most power to the executive branch.d)

which answer choice correctly explains how nicolaus copernicus contributed to secularism during the renaissance?