Which Layer of the Planet Forms 80 Percent of Earth's

question 126

Multiple Choice

Which layer of the planet forms 80 percent of Earth's total volume,and has an average density of 4.5 grams • cm-3?

• A)Continental crust.
• B)Oceanic crust.
• C)Mantle.
• D)Core.

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Definitions:

Online Group

A community or assembly of people who interact with each other through the internet, typically within forums, social media platforms, or dedicated apps.

Face-to-face

Direct interaction or communication between people in the same physical space.

Null Hypothesis

A default hypothesis that there is no significant effect or difference for a particular population or phenomenon.

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true, denoted by alpha.