Hydrogen and helium are the two most abundant elements in the universe.
Most of the universe is made up of hydrogen gas, followed by helium. These two gases are the most abundant elements in the universe and can be found in stars, galaxies, and interstellar space.
The majority of elements in the universe are made of hydrogen and helium, which are the two lightest and most abundant elements. Other elements are formed through nuclear fusion processes in stars or during supernova explosions.
Hydrogen and helium make up nearly 100 percent of the matter of the universe. Hydrogen comprises about 75 percent and helium makes up about 25 percent.
Nitrogen and oxygen are the two most abundant gases in the air. They are actually elements and not compounds. The two most abundant compounds would be water vapor and carbon dioxide.
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.
Hydrogen and Helium. :)
Ionized hydrogen and helium are the most abundant chemical elements in nebulae.
Most of the universe is made up of hydrogen gas, followed by helium. These two gases are the most abundant elements in the universe and can be found in stars, galaxies, and interstellar space.
Because in our universe they are the simplest.
The majority of elements in the universe are made of hydrogen and helium, which are the two lightest and most abundant elements. Other elements are formed through nuclear fusion processes in stars or during supernova explosions.
Oxygen and silicon are the two most abundant elements found in the most common minerals. The most common minerals found on Earth are silicates.
Hydrogen and helium - but especially hydrogen.
Hydrogen and helium are the most abundant elements in stars.
Oxygen and silicon are the two most abundant elements in the Earth's crust. They make up about 75% of the Earth's crust by weight.
The two most abundant element's in the earth's crust are oxygen and silicon. Refer to the related link to see a list of the most abundant elements in the earth's crust.
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.
The two most abundant elements in nebulae are hydrogen and helium. These elements make up the majority of the mass in interstellar clouds and are the building blocks for the formation of stars and planets.