Question
The first one of these astronomical bodies to be discovered was initially dubbed "little green men 1." For 10 points each:
[10m] Name these bodies, one of which is the central object of the Crab Nebula and has a 33-millisecond period.
ANSWER: pulsars [prompt on neutron stars; accept optical pulsars]
[10e] Scientists have speculated that energetic "fast bursts" of radiation from this region of the electromagnetic spectrum are emitted by ETs. LGM-1 was discovered by observing this lowest-energy form of EM radiation.
ANSWER: radio waves [accept fast radio bursts or pulsating radio source]
[10h] Jerry Ehman wrote this word next to a 1977 radio signal detected at OSU that was widely reported to be sent by extraterrestrial intelligence, causing the signal to be commonly named for this word.
ANSWER: Wow! [accept Wow! signal]
<Science - Other Science - Astronomy>
Data
Summary
| Tournament | Edition | Exact Match? | Heard | PPB | Easy % | Medium % | Hard % |
|---|---|---|---|---|---|---|---|
| 2025 PACE NSC | 06/07/2025 | Y | 36 | 24.17 | 94% | 92% | 56% |