A Really High-Speed Train Moves in a Direction Parallel to Its

question 115

Multiple Choice

A really high-speed train moves in a direction parallel to its length with a speed that approaches the speed of light. The length of the train, as measured by a stationary observer on the ground,

• A) is not affected by the motion.
• B) increases due to the motion.
• C) decreases due to the motion.
• D) approaches infinity.

---

Definitions:

Social Zone

An area or space designed to foster social interactions and community building among individuals within a certain environment.

Personal Zone

A physical space surrounding an individual that is considered personal and where intrusion by others is unwelcome, typically extending approximately 1.5 to 4 feet from the body.

Intimate Zone

The intimate zone refers to the physical space immediately surrounding an individual, typically within about 18 inches, reserved for close family and loved ones.

External Communication

Meaningful exchange of information through messages transmitted between an organization and its major audiences.