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The nuclear fusion of hydrogen into helium

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Q: The onset of which event marks the change of a protostar into a star-?
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The onset of which event marks the change of a protostar into a star?

the nuclear fusion of hydrogen into helium


What fighting marks the onset of World War 2?

German invasion of Poland


What is important about the onset of fusion?

"The onset of fusion marks the birth of stars. Once nuclear fusion begins in a star,the prcess can continue for billions of years." I got this info. from my text book, hope it helped you. :T


What was the biggest change in west African culture with the onset of various empires?

the biggest change was their culture


What was the biggest change in west African culture with the onset of the various empires?

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What physical change can occur with the onset of vaginal candidiasis?

The vulva and vagina can be red, swollen, and painful.


What is a star birth?

at 20 million degrees fahrenheit the hydrogen within the star ignites and burns in a continuing series of nuclear reactions . the onset of these reactions marks the birth of a star


What are the chances during puberty?

The main change is that the testis become larger in size. In females there is onset of menstruation.


How is light used in Judaism?

Candle-lighting marks the onset of Sabbath and festivals. Candles (or oil lamps) are lit on Hanukkah. See also Proverbs 6:23 and 20:27.


How does aphasia begin?

onset of aphasia is usually abrupt, and occurs in individuals who have had no previous speech or language problems. Aphasia is at its most severe immediately after the event that causes it.


What is the onset type of an earthquake?

rapid onset type


What is the Archaic term for military attack?

the answer is 'onset'