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hydrogen and helium

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What are the two main elements in a star?

The two main elements found in stars are hydrogen and helium. These elements are the most abundant in stars and are essential for nuclear fusion reactions that power a star's energy generation.


What two elements make up most of the matter in star?

The exact mix is different depending on the star's age and size, but hydrogen and helium are always the two most prevalent elements.


What two elements make up the most of matter in a star?

The exact mix is different depending on the star's age and size, but hydrogen and helium are always the two most prevalent elements.


What are the two most abundant elements in a main sequenced star?

The two most abundant elements in a main sequence star are hydrogen and helium. Hydrogen is the primary element, composing about 75% of the star's mass, while helium makes up most of the remaining mass.


What rank is a two star general?

A two star general is a Major General; he or she holds the rank of O-8.


What two elements make up the most matter in a star?

Hydrogen and Helium


Is there such a rank as a major general?

Yes. Major General is also referred to as a "two star" General, for their rank insignia of two stars.


What are the two main gases that make up a young star?

The two main gases that make up a young star are hydrogen and helium. These elements were formed during the Big Bang and are the most abundant elements in the universe.


What are two major sources of the elements in seawater?

These elements are transported by rivers to the sea. Another source is the volcanic activity.


What two major factors determine the size of a star?

The two major factors that determine the size of a star are its mass and its age. A star's mass dictates how much material there is to form the star, while its age influences the stage of its life cycle, which in turn affects its size.


What elements are in the the star Sirius?

Hydrogen and helium are the most abundant elements in a star.


What are two other major elements?

the major elements are Earth, Air, Fire,and Water   /l、 ゙(゚、 。 7  l、゙ ~ヽ  じしf_, ) that is kitty kitty help you :)