Shake It Up: MixturesChemistryElements, Compounds, and MixturesPure SubstancesShake It Up: MixturesColloids: Somewhere in BetweenSeparating Mixtures Mixtures are materials that contain more than…
What Are Gases?ChemistryThe Kinetic Molecular Theory of GasesWhat Are Gases?The Kinetic Molecular Theory of Gases: Why Gases Do What They DoWhy This Is Important: Ideal GasesImportant Terms and…
The Good, the Bad, the UglyCommon Usage DilemmasIntroductionDangling Modifiers: CounterintelligenceMisplaced Modifiers: Lost and FoundMixed Metaphors: A Dollar Late and a Day ShortSplit Infinitives:…
Factoring by Grouping
Algebra
Factoring Polynomials Greatest Common Factors Factoring by Grouping Special Factoring Patterns Factoring Trinomials Using Their Coefficients Factoring with the…
Zeus, park rangers, and the probability of being struck by lightning by Borgna Brunner Lightning Links Lightning Dangers & Fatality StatisticsEncyclopedia: LightningWeather &…
Filling in the Gaps Do you think that it seems like slavery casts a pall over our national heritage? It does. Do you think that this could ever be removed? No, of…
(Encyclopedia) Schiller, Friedrich von, 1759–1805, German dramatist, poet, and historian, one of the greatest of German literary figures, b. Marbach, Württemberg. The poets of German romanticism were…
Blinking protects our eyes from foreign objects, sweeps up dirt that gets in our eyes and lubricates our eyes by spreading tears across the surface. Don't you think that is a lot to accomplish in…
We sneeze to clear our breathing passages. We all have a natural reflex to sneeze whenever a small foreign substance enters our airways. So don’t hold back your sneezes-let ‘em rip!
