What Is the Most Readily Observable Change in the Seafloor

question 32

Multiple Choice

What is the most readily observable change in the seafloor as it moves away from the position of the mid- ocean ridges?

• A) It gets deeper and smoother as it cools off, contracts, and gets buried by sediments.
• B) The rugged ridge topography is eroded smooth by strong, deep ocean currents.
• C) It gets covered by deep water biologic communities to make seafloor reef systems.
• D) Violent large earthquakes cause the ridge system to collapse upon itself generating large tsunamis.

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Definitions:

Normal Populations

Refers to populations that follow a bell-shaped distribution curve, indicating a normal distribution of data.

Variance

A measure of variability that indicates the average squared deviation of each number from the mean of a data set, showing how spread out the data points are.

Significance Level

The threshold below which the p-value of test results must fall for the results to be considered statistically significant, typically denoted by alpha (α).

Normal Populations

Populations that follow a normal distribution, characterized by symmetrical bell-shaped curves where mean, median, and mode are equal.