Question

5 physicists used an antenna to pick up microwave radiation that_____. was misinterpreted as visible light registered as background noise and was coming from all directions was stronger in some locations sounded like a high pitched scream and would fluctuate in volume skip 4/12 complete

Explanation:

Cosmic microwave background radiation is detected as background noise coming from all directions. Physicists with an antenna would have picked up such radiation. It is not misinterpreted as visible light, not stronger in some locations preferentially, and does not sound like a high - pitched scream.

Answer:

registered as background noise and was coming from all directions