Question
This adjective names a "spectroscopic instrument" at KPNO that is the largest 3D galaxy survey. This adjective describes a component whose EOS has a negative value for w because it has negative pressure. This adjective describes a discovery that Perlmutter, Schmitt, and Riess made by observing the nonlinear relationship between the magnitude of Type (*) Ia ("one A") supernovae and their redshift, indicating a deviation from Hubble's law. This adjective describes the discovery that validated Einstein's inclusion of Lambda, the cosmological constant. The accelerating expansion of the universe is driven by "energy" named for this adjective. For 10 points, give this adjective that describes galactic halos of unobservable "matter." ■END■
ANSWER: dark [accept dark energy or dark matter]
<Science - Other Science - Astronomy>
= Average correct buzz position
Buzzes
Summary
Tournament | Edition | Exact Match? | TUH | Conv. % | Power % | Neg % | Average Buzz |
---|---|---|---|---|---|---|---|
2025 PACE NSC | 06/07/2025 | Y | 37 | 100% | 3% | 0% | 90.14 |