In this divergence and surface integrals worksheet, students explore given vector fields and calculate the divergence and surface integrals of given functions. This one-page worksheet contains 5 multi-step problems.

In this space science activity, students use the clues at the bottom of the sheet to solve the crossword puzzle on our sun. They identify the cooler and visible surface areas of the sun, as well as what sunspots are on the sun.

In this space worksheet, learners load a copy of ViewPoint and open the Solar System datafile. There they look through database sheets, using the Preview Sheet and Next Sheet buttons and respond to 8 questions. Then students do some...

Learners measure the rate of diffusion and to calculate the surface area to volume ratios of varying cell sizes. The lesson is very clearly organized with a useful student worksheet provided. They perform a lab experiment which is...

Students explore and examine the increases and/or decreases for water user groups: irrigation, municipal, manufacturing, steam electric power generation cooling, livestock, and mining. They utilize percentage changes during their...

Students use the scientific process to show that when various surfaces are exposed to similar environmental conditions, surface temperatures may vary. They examine the "urban heat island" phenomenon and analyze why it increases energy...

Students explore how a surface can be described without seeing it.

This article explains regolith on the moon: what it is, what it's made of, and how scientists could use it in future moon expeditions.