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

question 7

Multiple Choice

Two spaceships,each 100 m long in its own rest frame,approach Earth from opposite directions,with equal speeds relative to Earth.As measured by a passenger in one of the spaceships,the other spaceship is 96 m long.What is the speed of the spaceships relative to Earth?

• A)c/7
• B)c/6
• C)c/5
• D)c/4
• E)c/3

---

Definitions:

Artifact Theory

A theory that suggests differences observed in certain groups (e.g., in intelligence tests between cultures) are not due to actual differences in abilities but rather to the artifacts of the testing process itself.

Depression

A psychological condition manifested by a sustained somber mood or lack of excitement in endeavors, gravely impeding daily living.

Arbitrary Inferences

A cognitive distortion that involves making a conclusion without supporting evidence or even despite contradictory evidence.

Automatic Thoughts

Immediate, involuntary thoughts that occur in response to a situation, often based on underlying beliefs.