Some Gemstones Are Simply Prettier Versions of Common Minerals

question 40

Multiple Choice

Some gemstones are simply prettier versions of common minerals.What makes them special in comparison to their more lackluster versions?

• A) their color
• B) the way light passes through the mineral
• C) the chemical composition of the mineral
• D) Both a and b are correct.
• E) Both a and c are correct.

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Definitions:

Striations

A series of ridges, furrows, or linear marks, frequently found on muscle tissue and certain geological formations.

Cardiac Muscle Tissue

Specialized muscle tissue found only in the heart that contracts to pump blood throughout the body.

One-Way ANOVA

A statistical test that compares the means of three or more independent groups to determine if there are any statistically significant differences among the groups.

Rejection Region

The range of values for which the null hypothesis is not considered plausible and is rejected in hypothesis testing.