Research, analyze, and communicate that the universe began with a period of rapid expansion using evidence from the motion of galaxies and composition of stars.
In this unit, students explore the vastness and mysteriousness of the universe, exploring how the Earth-sun-moon system fits into solar system phenomena and the Milky Way Galaxy. In this lesson they evaluate phenomena related to gravity’s role in forming the solar system and how mass and gravity determine weight on other planets. This page showcases key elements in this lesson.
