tellurion
/tɛˈlʊri.ən/
noun
- A model that shows how the Earth moves around the Sun and rotates on its axis, used to explain seasons, day and night, and eclipses.
- Building a tellurion helped the students understand the solar system better.
- In the museum, a large tellurion showed the positions of the Earth and Moon.
- The science teacher used a tellurion to demonstrate why we have summer and winter.
Synonyms