Which Law of Thermodynamics Explains the Fact That We Must

question 69

Multiple Choice

Which law of thermodynamics explains the fact that we must eat to gain the energy to perform the functions of life,such as breathing?

• A)second law
• B)fourth law
• C)fifth law
• D)first law
• E)third law

---

Definitions:

Test-Retest Correlation

A measure of the consistency of a psychological test or assessment over time by administering the same test to the same individuals on two different occasions.

Median

The score that falls in the middle of all the scores on the test; also called the 50th percentile.

Predictive Validity

When a scale is related to a concrete outcome or behavior.

Discriminant Validity

The extent to which a construct is truly distinct from other constructs by empirical standards, often assessed through its lack of correlation with unrelated constructs.