| Hint | Answer | % Correct |
|---|---|---|
| 3.14159... | Pi | 94%
|
| 300,000 km / second | Speed of light | 93%
|
| -273.15 (or -459.67) | Absolute zero | 85%
|
| 343 m / second | Speed of sound | 79%
|
| 9.8 m / second 2 | Standard gravity | 76%
|
| 6.02 x 10 to the 23 | Avogadro's number | 69%
|
| 365.2422 | Days in a year | 69%
|
| 40,075 km | Circumference of the earth | 58%
|
| 101 kPa (or 14.7 psi) | Atmospheric pressure | 56%
|
| 13.82 billion | Age of the universe | 50%
|
| 384,400 km | Distance to the moon | 43%
|
| 1.61803... | Golden ratio | 37%
|
| 2.71828... | Eulers number | 36%
|
| 6.62607004 × 10-34 m2 kg / sec | Plank's constant | 28%
|
| 4.37 light years | Distance to Alpha Centauri | 24%
|
| 125 GeV | Higgs boson | 9%
|