Lesson Eight: The scaling Earth/Moon/Mars NASA activity

Description

In this lesson, students use ratio and proportion concepts to better comprehend the size of the Universe by building a scale model of the Earth, Moon, and Mars using balloons.

Standards Addressed

  • NGSS DCI
    • ESS1.B: The solar system contains many varied objects held together by gravity.
  • NGSS Crosscutting Concepts
    • Patterns
    • Scale, Proportion, and Quantityt
  • Common Core State Standards for Mathematics
    • 6.RP.A.1: Understand the concept of a ratio and use ratio language to describe a ratio relationship between two quantities.
    • 7.RP.A.2: Recognize and represent proportional relationships between quantities.
    • 7.RP.A.2.B: Identify the constant of proportionality (unit rate) in tables, graphs, equations, diagrams, and verbal descriptions of proportional relationships.