A Cross Section of the Ocean from Its Surface to the Seafloor

question 71

Multiple Choice

A cross section of the ocean from its surface to the seafloor shows

• A)less dense,colder water overlying less dense,warmer water.
• B)more dense,warm water overlying less dense,colder water.
• C)less dense,warmer water overlying denser,colder water.
• D)more dense,warmer water overlying denser,colder water.

---

Definitions:

Single-case Design

A research design that focuses on the response of a single subject to document the effects of a specific condition or intervention.

Reversal Designs

Experimental designs in which an intervention is introduced, removed, and then reintroduced to gauge its effects.

ABAB Design

A type of experimental design in behavioral science that involves alternating between a baseline period (A) and an intervention period (B).

Withdrawal Period

The time span during which a participant stops taking a medication or substance as part of a study or clinical trial, or to cleanse the body before a procedure.