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Tennessee is arguably one of the most beautiful states in the United States. It boasts stunning mountains, rivers and wildlife of all kinds. One type of wildlife crawling around the Volunteer State is caterpillars. Whether you encounter them in the…
Carbohydrates provide energy and structure to living things. They are made of carbon, oxygen and hydrogen. Monosaccharides comprise the simplest carbohydrates, the building block molecules, and contain single sugar units. Disaccharides are made of two sugar units, and polysaccharides contain…
Squirrels are resourceful creatures when it comes to finding food and will often make pests of themselves by eating from bird feeders and garbage cans. You can nip this habit in the bud by feeding the squirrels yourself. Nuts, grains,…
Population density is a term that expresses how crowded (or uncrowded) a particular piece of land is. Governments keep track of population density so that the people in charge have an idea of how many citizens live in a particular…
“Lumens” is a measure of how much light a lamp produces in all directions. “Candlepower” is the intensity of light at the center of a spotlight beam when measured in one direction. Thus, strictly speaking, you cannot directly convert lumens…
A large marsupial native to Australia, the kangaroo fascinates people with its powerful, bounding rear legs, the pouch in which the mother carries its young, and its upright stance and size. Lesser known, but equally unexpected, is the kangaroo’s digestive…
While KAIC might seem like the call letters of a radio station, it is actually an acronym used by electricians. KAIC in electricity stands for “Kilo Ampere Interrupting Capacity.” The ‘K’ stands for kilo, meaning thousand. Because of this meaning,…
A landform can be defined as a naturally formed feature on Earth’s surface. Landforms are an important point of focus in the study of geology as they give scientists insight into the history of our world. They are generally classified…
Power rating is a quantity that describes the total electrical power required for normal operation of an electric appliance. Usually this quantity is given in the literature that accompanies the appliance, but it can be determined via calculation as well.…
In electronics, conductance is a measure of the current produced through a circuit element for a given applied voltage. Usually denoted by the letter G, conductance is the reciprocal of resistance, R. The unit of conductance is the siemens (S).…
