| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | composition of earth | United States | The composition of the Earth is generally believed to include the crust, mantle, outer core, and inner core, based on scientific knowledge and education. | 1 |
| 2 | planet earth | United States | Considered the third planet from the sun in the solar system | 1 |
| 3 | shape of the earth | United States | Commonly accepted as an oblate spheroid | 1 |
| 4 | the earth | United States | Round shape, commonly referred to as a planet | 1 |