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What gases are the two main gases found in Earth's biosphere?
The Earth's atmosphere is composed of roughly 78% nitrogen and 20% oxygen, the remaining 2% is a mix of other gasses.
What are the main two gasses on earth?
Oxygen and nitrogen - 80% nitrogen and 19% oxygen. :)
What substance is earth made up of mostly?
earth is made of two types of gasses that is 78% Nitrogen and 21% oxygen
Why water is called a compoud and air amixture?
Water is composed of two elements - Oxygen and Hydrogen. Air is composed of individual elements (mainly Oxygen & Nitrogen and other trace gasses) in individual atoms.
What are the 2 main gases Earth's atmosphere is made of?
Nitrogen (78%) and Oxygen (21%) are the two most abundant gasses in Earth's atmosphere.
What is the composition of gases that make up the earths atmosphere?
The Earth's atmosphere is made up almost entirely of two gasses, oxygen & nitrogen. It's 21% oxygen and 78% nitrogen. So, these two make up 99%. The remaining 1% is a collection of other gasses.
A lichen is composed of two distinct organisms living together that behave like a single organism True or False?
That is true
What are the two most common elements found in the Earth?
The Earth's core is thought to be predominantly composed of iron and nickel.
Are the two primary gasses found in the Earth's atmosphere?
The two primary gases in the Earth's atmosphere are nitrogen and oxygen.
What two layers of the earth are plates composed?
upper part of the mantle and end of the crust.
What is the composes of the Earth's crust?
Earth crust is composed of much more than two elements.The two most common elements in the crust are oxygen and silicon.
What are the two types of meteorites that hit earth?
The two main types of meteorites that hit Earth are stony meteorites and iron meteorites. Stony meteorites are composed mainly of silicate minerals, while iron meteorites are composed mainly of metallic iron-nickel.
