| Letter | Hint | Answer | % Correct |
|---|---|---|---|
| E | Organ of the visual system in humans | Eye | 94%
|
| N | Most common element in the Earth's atmosphere | Nitrogen | 92%
|
| A | Largest artery in the body | Aorta | 91%
|
| N | English physicist famous for his work on the laws of motion | Newton | 89%
|
| D | Naturally-occurring material with the greatest known hardness | Diamond | 87%
|
| M | Element on the periodic table with atomic number 12 | Magnesium | 79%
|
| A | Molecule with the formula NH3 | Ammonia | 77%
|
| N | A teaspoon of a ______ star weighs 10 million tons | Neutron | 63%
|
| S | The basic unit of classification and taxonomic rank of biological organisms | Species | 62%
|
| B | A part of a plant, mostly underground, that stores food while the plant is resting | Bulb | 57%
|
| E | A biological catalyst which accelerates a chemical reaction | Enzyme | 56%
|
| M | The product of the mass and velocity of an object | Momentum | 56%
|
| T | A sensor which keeps a heating system near to a desired temperature | Thermostat | 55%
|
| E | A highly flammable organic compound with chemical formula C2H6 | Ethane | 52%
|
| C | The C in CMBR, which is used as evidence for the Big Bang | Cosmic | 36%
|
| C | _______ aberration is a failure of a lens to focus all colors to the same point | Chromatic | 21%
|
| T | The opposing force when a system pushes or accelerates mass in one direction | Thrust | 18%
|
| G | A diffraction ______ has a periodic structure that splits light | Grating | 13%
|