You Are in a Train Traveling on a Horizontal Track

question 126

Multiple Choice

You are in a train traveling on a horizontal track and notice that a piece of luggage starts to slide directly toward the front of the train. From this observation, you can conclude that this train is

• A) slowing down and changing direction.
• B) changing direction.
• C) speeding up and changing direction.
• D) slowing down.
• E) speeding up.

---

Definitions:

Genetic Component

The portion of variation or difference in a trait within a population that can be attributed to genetic factors.

Sexual Orientation

A lasting tendency to feel emotional, romantic, or sexual attractions towards men, women, both, neither, or an alternative gender.

Twin Studies

Research studies that compare the similarities and differences between monozygotic (identical) and dizygotic (fraternal) twins to understand genetic and environmental influences.

Gender Identity

describes an individual's personal sense of their own gender, which may or may not correspond to their sex assigned at birth.