How thick is Earth's crust?

Answer

The crust is the most outer layer of the Earth. Underneath the ocean where the crust is thinner it averages between 4-6 miles thick. On continents the average thickness of the Earth's crust is 20-25 miles thick. You can find more information here: http://mediatheek.thinkquest.nl/˜ll125/en/crust.htm
Q&A Related to "How thick is Earth's crust?"
Beneath the continents the Earth's crust is about 25 miles thick and beneath the oceans the crust is about six and a half miles thick. Most earthquakes happen within the crust.
http://www.ask.com/web-answers/Science/Other/how_t...
The thickness of Earth's crust ranges from roughly 2 miles at the mid-ocean ridges to 70 miles in thickness under some continental mountain ranges, with an average overall depth of
http://wiki.answers.com/Q/How_thick_is_the_Earth's...
45 to 50 km is about the thickest parts.ChaCha!
http://www.chacha.com/question/how-thick-is-the-ea...
The crust under the ocean is 4-7 miles thick; the crust on land is about 19 miles thick. That's thick!!!
http://www.kgbanswers.com/how-thick-is-the-earths-...
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The Earth has two crusts called the continental and oceanic. On average, the continental crust is 25 miles thick and the oceanic crust is about four miles thick.The ...
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Continental and oceanic crust are both destroyed in subduction zones and lie atop Earth's mantle, though they differ in thickness, density, age and chemical composition ...
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