Two Spaceships,each 100 M Long in Its Own Rest Frame,approach

question 64

Multiple Choice

Two spaceships,each 100 m long in its own rest frame,approach Earth from opposite directions,each with a speed 0.50c relative to Earth.As measured by a passenger in one of the spaceships,how long is the other spaceship?

• A)50 m
• B)60 m
• C)70 m
• D)80 m
• E)90 m

---

Definitions:

Moving

The act of changing one’s residence or place of business; involves packing, transporting, and unpacking personal belongings or equipment.

Relativistic

Pertaining to the concept that points of view have no absolute truth or validity, being dependent instead on the perspectives and contexts from which they arise.

Reflective

Characterized by deep thought and careful consideration, often leading to insights about oneself or the world.

Pragmatic

Pertaining to a practical point of view or practical considerations, often favoring realistic and practical approaches to solving problems.