The Change of Preservice Teachers이 Concepts on the Solar Systems Through New Models

새로운 태양계 실험모형이 초등예비교사의 개념 변화에 미치는 효과

There has been a long debate whether the Sun revolves the Earth or the Earth revolves the Sun. Also, students are very interested in the solar systems, which means the entire system of planets, satellites, minor planets, comets, and meteoroids that orbit the sun. However, students are not sure about them. New models which enhance teaming about them are strongly needed. This study is intended to develop the new models on the solar systems and to investigate how the preservice elementary teachers' concepts are affected by them. Subjects are 20 preservice elementary teachers, One instrument including 11 items is used. Data are collected before using the new models and after using them through the tests. As a result, learning through the new models has a positive effects on the preservice elementary teachers' concepts on the solar system.