Stealth—How Does It Work? (Northrop B-2 Spirit)

In this percent composition worksheet, students find the percent of each type of atom in a compound, they find the total mass of a sample and they determine the mass of particular atoms in a compound.

The devastating changes happening to the Native American inhabitants of an island off the coast of Louisiana are the topic of an informational lesson. After scholars break into groups to explore particular topics, they come back together...

This article has a brief summary of the causes and possible consequences of the greenhouse effect and global warming. In particular, the effects of the potential climate change in California are highlighted.

Did you know that California produces two thirds of the fruits and nuts consumed in the United States? That it produces almost one third of the vegetables? Did you know that scientists warn that California is facing the onset of a...

The University of Hawaii has published a vast collection of midterm and final exams for their Physics 152 course. This particular exam offers a variety of assessment methods, and covers the topic of electromagnetic radiation....

One document contains five different worksheets for practice naming and writing formulas for ionic compounds. The first is particularly notable, as it systematically walks beginning chemists through the process of using the periodic...

The evidence for natural selection is presented as a random variation of a characteristic allowing a particular strain of organism to survive with a higher probability of successful reproduction. Population change over a short period is...

Students discover the different sources of pathogens that cause diseases. In this health science lesson plan, students explore different ways to treat infections. They create a persuasive pamphlet on their position on vaccination.

If only we could harness the energy of fifth graders, our energy problems would be over! The class discusses where different forms of energy come from and how we use them. They complete a chart of the activities that they do daily...

Synthetic materials increase in popularity every year. Exploring Energy takes on the chemistry behind synthetic materials, including polyester. The resource opens with a video explaining the difference between natural and synthetic...