Where is That Light Coming From?

A comprehensive practice exam, this resource covers many areas of chemistry. The test includes 71 multiple choice questions on topics such as problem solving, chemical equations, chemical formulas, thermodynamics, acids and bases, and...

Scratch and sniff an introduction to organic chemical reactions. A creative lesson plan has individuals study the esters commonly used in scratch-and-sniff stickers and advertisements. Following the lab procedure, scholars create the...

For this chemistry worksheet, students determine the order of reactivity toward displacement in each of the series listed. Then they respond to several multiple choice questions as they relate to compounds and solutions. Students also...

Biology learners should understand a few chemistry basics. Here is a worksheet that introduces them to the concepts of chemical reactions, molecular bonding, and the unique combination of properties that make water vital to life....

Here is a planet instructional activity in which learners read about organic molecules detected through spectral lines of the planet Osiris. They calculate the mass, the volume and the densities of common ingredients for planets...

About 18 percent of the human body is carbon, yet carbon found in its pure form in nature forms graphite and diamonds, which are nonliving things. The narrator explores the word organic, explaining how its meaning in science has changed...

Why can some organisms detect polarized light, but others can't? Scholars observe as the narrator constructs, demonstrates, and explains a simple polarimeter during a video from a larger playlist covering physics. Concepts include how...

Illuminate the darkest corners of your marine biology or life science class with this feature about bioluminescence. Viewers see that luciferase and luciferin combine in a cool, light-producing reaction. This adaptation helps glowing...

11-year-old Birke Baehr describes what he calls "the dark side of the industrialized food system". Explaining everything from genetically engineered seeds and organisms to Confined Animal Feeding Operations (CAFOs), Baehr...

Can some plants make their own animal repellents? Science sleuths examine the properties of cinnamamide in pear trees using an case study about computational chemistry. The resource discusses how vital computers are to research, how...