Curated OER
A Model Solar System
If Earth is modeled by a grapefruit, what planet could be represented by a golf ball? This activity uses everyday and not-so-everyday objects to create a model of the Solar System.
Curated OER
Scale Models to Planet Size
Learners consider the comparative sizes of the planets in the solar system. In this scale lesson, students select balls of different sizes to represent the planets in the solar system.
Curated OER
Exploring Scale And Ratio
Students measure the actual size and distance of the solar system using scale and ratio. They watch and discuss a video, create a distance-scale solar system model, and compare the scale sizes of planets to their actual sizes.