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Central Angles

"A central angle is an angle whose vertex is on the center of the circle and whose endpoints are on the circle. The endpoints on the circle are also the endpoints for the angle's intercepted arc. The ...

Chemistry Carbohydrates

"Carbohydrates are macromolecules composed of carbon, hydrogen and oxygen. Biologists are interested in carbohydrates because they serve as energy storage and as structural frameworks within cells. Si ...

Barometer

"A barometer is a device used to measure pressure. Gauge pressure is the difference between a pressure and atmospheric pressure. Gauge pressure can be negative while total pressure cannot." Fuente: Br ...

Archimedes' Principle

"Archimedes' principle states that the buoyant force on a fluid is equal to the weight of the displaced fluid. To calculate the buoyant force, we use the equation buoyant force = density of fluid x vo ...

Salts

Video Química

Salts

"Salts are ionic compounds whose cations comes from bases and whose anions come from an acids. They are formed through neutralization reactions in which the reactants are an acid and a base and the pr ...

Dimensional Analysis

"Dimensional analysis, also called the factor/label method, is a method for converting between units using ratios between different unit systems." Fuente: BrightStormDimensional Analysis es un video-t ...

Evaluating Limits

"When we evaluate a limit, we are trying to determine the value that the function is approaching at a certain point. When evaluating limits, we want to first check to see if the function is continuous ...

Reflection-Refraction

"Reflection and refraction occur when a light hits a boundary between two media with different light speeds. When the light is split, part of it will be reflected and another part will be refracted. W ...

Cost and Revenue

"One of the most important parts of economics is knowing the revenues and costs and how they relate to increased production. These can both be modeled by functions. These cost and revenue functions ca ...

Multiplying Monomials

"We multiply monomials and binomials using different methods, including the distributive property and FOIL. FOIL is a mnemonic device to remember how to find the product of two binomials: we multiply ...

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