Students study the variables that affect the Earth's albedo.  In this environmental data analysis lesson students interpret and graph information and calculate changes. 

Though this is meant to be second in a two-part lesson, the two are not dependent on each other. Pupils play the roles of visible light rays, light or dark surfaces, and carbon dioxide molecules. They interact and react according to...

In this asteroid and comet worksheet, students read about the formula used to determine the brightness of asteroid. They apply this formula to solve 2 problems about asteroids and their brightness.

Young scholars plan and construct a "mini-lab" to measure the reflectivity of different earth surfaces. They measure reflectivity of materials, including ice, soil, rocks, etc., and then extrapolate from what they have learned to...

Middle schoolers identify that the atmosphere traps heat and makes the surface of the Earth warm enough for life and recognize that air pollution can cause a rise in temperature and ecological decline. They name human activities that can...