| 100% | ARGON | 5 | Roughly 1% of the earth's atmosphere |
| 82% | ARGON | 5 | About 1% of the Earth's atmosphere |
| 76% | ARGON | 5 | It makes up nearly 1% of the Earth's atmosphere |
| 73% | ARGON | 5 | Noble gas that makes up almost 1% of the Earth's atmosphere |
| 73% | ARGON | 5 | Noble gas that makes up nearly 1% of the earth's atmosphere |
| 73% | ARGON | 5 | Noble gas that's roughly 1% of the atmosphere |
| 70% | TROPOSPHERE | 11 | Lowest layer of the Earth's atmosphere |
| 70% | ARGON | 5 | Inert gas that's about 1% of the Earth's atmosphere |
| 69% | ARGON | 5 | .93% of the earth's atmosphere |
| 68% | AIR | 3 | Content of the Earth's atmosphere |
| 65% | OCEAN | 5 | Roughly 71% of the earth's surface |
| 65% | IONOSPHERE | 10 | Layer of the earth's atmosphere that lies above the mesosphere |
| 64% | EXOSPHERE | 9 | The outermost part of the Earth's atmosphere |
| 60% | DESERT | 6 | Roughly a third of the earth's land surface |
| 59% | DESERT | 6 | Roughly one-third of the earth's surface |
| 56% | GEOTHERMAL | 10 | Of the earth's internal heat |
| 55% | ANDEAN | 6 | Of the Earth's longest mountain range |
| 55% | ARGON | 5 | About 1% of the atmosphere |
| 54% | SEAWEED | 7 | Major source of oxygen in the earth's atmosphere |
| 54% | MAP | 3 | Diagram of the Earth’s surface |
| 54% | IRON | 4 | Much of the earth's core |
| 54% | AEON | 4 | Part of the earth's history |
| 54% | PLATE | 5 | Part of the earth's crust |
| 54% | HORST | 5 | Ridge of the earth's crust |
| 54% | LANDSAT | 7 | Imager of the earth's surface |
| 54% | OCEAN | 5 | Most of the Earth's surface |
| 54% | SIMA | 4 | Part of the earth's crust |
| 54% | TILT | 4 | Feature of the earth's axis |
| 54% | PLATE | 5 | Division of the earth's crust |
| 54% | TECTONICS | 9 | Science of the Earth’s crust |