Some Lava Flows Show a Pattern of Columns Bounded by Fractures

question 37

Multiple Choice

Some lava flows show a pattern of columns bounded by fractures. These columns are usually ____-sided.

• A)three
• B)six
• C)eight
• D)twelve
• E)twenty

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Definitions:

Transformed

Altered in form, appearance, or structure, especially significantly so.

Substrate Concentration

The amount of substrate present that can be acted upon by enzymes in a chemical reaction.

Reaction Rate

The speed at which a chemical reaction proceeds, typically measured by the change in concentration of reactants or products over time.

Saturated

Often refers to organic molecules, specifically fats, that have no double or triple bond interactions between carbon atoms, making them solid at room temperature.