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NEADs: Quiz
NEADs Quiz
NEAD is an acronym for what?
[A] Non-Existent Astronomy Detector
[B] Neutral Electron Astrophysics Detector
[C] Negative Electron Affinity Detector
What elements can be activated into the physical state required for a NEAD?
[A] All elements in the 3rd and 5th columns of the periodic table
[B] All metals
[C] Helium and carbon
Who led the investigation of NEADS for inclusion on a possible 1970s space mission?
[A] National Air and Space Museum
[B] James Smithson
[C] Smithsonian Astrophysical Observatory
What has been the biggest obstacle in developing a NEAD for a space mission?
[A] Cost
[B] Necessity of an ultra-high vacuum
[C] There has been no problem
