Compare heating and cooling rates of different land forms. A lab activity has groups collect data on the rate of heating and cooling of soil, grass, saltwater, fresh water, and sand. An analysis of the rates shows how the different land...

In this light worksheet, students will brainstorm problems associated with the interaction of light with matter. Then students will write in possible solutions to those problems in this graphic organizer.

In this earth science worksheet, students look at the properties that are common to identifying minerals and the types of observations one can make.

In this comparing plant cells and animal cells learning exercise, students view cells from their cheeks and cells from elodea. A Venn diagram reveals similarities and differences between the cells.