What Element Below Makes Up 71% of the Earth's Crust

question 22

Multiple Choice

What element below makes up 71% of the earth's crust?

• A) oceanic crust
• B) asthenosphere
• C) lithosphere
• D) continental crust
• E) geosphere

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Definitions:

Hypothesis

a proposed explanation for a phenomenon, made as a starting point for further investigation, which can be tested through experimentation or observation.

Accomplices

Individuals who knowingly and voluntarily participate in the commission of a crime or act, aiding the primary actors.

Quasi-Experimental

A research design that closely resembles an experimental study but lacks the element of random assignment to treatment or control groups, making it less able to definitively establish cause-and-effect relationships.

Random Assignment

Procedure whereby each study participant has an equal chance of being in each treatment group.