In this NASA satellites worksheet, students read about the Magnetosphere Multi-Scale satellite constellation that NASA will launch in 2013. They solve 4 problems including finding the volume of the MMS constellation, finding how long it...

In this variables worksheet, students are given seven experiments that they read and identify the independent variable, dependent variable, control group and standardizing variable.

In this environment instructional activity, students read an article about setting up the Kyoto Protocol, an international treaty. They identify the meaning of human environment and what the Earth's greenhouse effect is. Students also...

In this geography worksheet, students read an excerpt about aerial photographs and how they are taken. Then they identify shape, size, tone, shadows, and other hints that might be seen. Finally, students respond to 5 short answer...