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Of earths available water what percent is frozen at the poles?
75%
What percent is frozen at the poles of the earths fresh water?
75%
Which layer of the earth is 1 percent of the earth's mass?
The Earths crust.
What makes close to 95 percent of the rocks of earths crust?
Silicates make up close to 95 percent of the rocks in the Earth's crust
How many percent of oxygen comprises on weight of earths continental crust?
Oxygen comprises about 47% by weight of Earth's crust
Where is 2 percent of earths water?
It is in frozen form - as the polar ice caps and glaciers.
What is the most commonly found element in the earths crust?
The Earth's crust contains eight elements. The most common element among the eight is Oxygen (47 percent) and second is Silicon (28 percent).
What is the size of the earths crust?
The Earths crust is approximately 650 km deep.
What two elements make up more than 80 percent of the atoms found in the earths crust?
Oxygen and silicon make up more than 80 percent of the atoms found in the Earth's crust. Oxygen is the most abundant element in the Earth's crust, comprising about 46.6% of the crust by weight, while silicon is the second most abundant at around 27.7%.
What other more practical uses can quartz crystal have?
Quartz make up about 30 percent of earths continental crust...
What causes the earths crust to rise and fall?
The sudden vibration in the plates inside the crust causes the earths crust to rise & fall.
What percent of Earths crust do silicates make up?
Silicates make up about 90% of Earth's crust. These minerals are composed of silicon and oxygen, along with other elements like aluminum, iron, calcium, and magnesium. Silicate minerals are the building blocks of most rocks on Earth's surface.
