Rare Earth Elements Get Their Name from Their Relative Scarcity

question 55

True/False

Rare earth elements get their name from their relative scarcity in the earth's surface.

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Definitions:

Hypotheses

Possible explanations for phenomena, used to predict the outcome of research.

Theory

Coherent set of logically related concepts that seeks to organize, explain, and predict data.

Research

A systematic investigation and study of materials and sources in order to establish facts and reach new conclusions.

Data

Information that is collected and analyzed for reference or analysis.