Suppose We Were Able to Detect Radio Signals from an Intelligent

question 339

Multiple Choice

Suppose we were able to detect radio signals from an intelligent civilization in the Coma cluster of galaxies.If we were to send a message to this civilization,how long would it take to get a reply?

• A) 600 million years
• B) 150 million years
• C) 75 million years
• D) 300 million years

---

Definitions:

Detecting Arthritis

Involves the methodology and techniques used to identify and diagnose arthritis in patients.

Cysts

Fluid-filled sacs that can develop in various parts of the body, often benign and without symptoms.

Pencil-Sized Instruments

Small, slender medical tools designed for precision tasks in surgeries or procedures, often likened to the size of a pencil for their thinness.

Arthroscopy

A minimally invasive surgical procedure used to diagnose and treat joint problems through a small incision using a camera and specialized instruments.