What is the composition of earths oceans?

Anonymous

∙ 9y ago

Updated: 4/9/2022

Many different minerals are found in oceanic crust. Feldspar, basalt, pyroxene, and other molten rock materials make up the composition of the ocean's crust.

Trever Windler ∙

Lvl 13

∙ 3y ago

What else can I help you with?

Does the earths hydrosphere only include Earths oceans?

no not really

What percent of earths water is found in oceans?

97.5% of Earth's water is found in the oceans. 2.5% is found in freshwater lakes.

How does the moon and the sun effect the earths oceans?

The gravitational forces of the Sun and Moon, effect the earths oceans by forming tides.

What is a study of earths oceans?

oceanography

How much of earths oceans cover earths surface?

70% or 80% of water covers the earths surface

Were oceans caused by the moving of the earths surface?

Where are most of the earths volcanoes hidden?

The Oceans

What are the earths percent of oceans and seas?

72.1%

Where is most of the earths gold?

oceans, in solution.

Which of earths spheres includes the oceans?

amospher

Why is earths composition of earths atmosphere important?

The Chemical Composition of the Earth's atmosphere is important because it holds the Earth together.

Did earth first oceans form?

It was about 4 billion years ago, that the Earths oceans formed