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MBH is another way of expressing 1,000 British Thermal Units per Hour (BTU/hr). The M is the Roman numeral for “1,000” and the BH is a shortening of BTU This unit of measurement is often used to describe the weight…
There are many kinds of woodland ecosystems on earth. They can be classified by tree type as evergreen needle leaf, evergreen broadleaf, deciduous needle leaf, deciduous broadleaf and mixed forests. They can also be classified by biome such as polar,…
Exact identification of cougar scat usually requires lab analysis, but you can often make an educated guess by keying into certain characteristics, such as the shape, size and appearance of the scat. Mountain lions — also known as cougars, pumas…
A circle is a geometric object characterized as a line of points in a plane that are equidistant from a single point. There are essentially three different measurement values used to describe the size of a circle — radius, diameter…
Density is perhaps most commonly understood as the property calculated by dividing a substance’s mass by its volume. But there are other kinds of density, too. String, for example, displays “linear density,” a property which reflects its mass per unit…
The bathyal, or bethypelagic, zone is the area of the ocean between 3,300 and 13,000 feet deep. Above it lies the mesopelagic zone, while below is the abyssal or abyssopelagic zone. The bathyal zone is in permanent darkness, with only…
An elliptical orbit is the revolving of one object around another in an oval-shaped path called an ellipse. The planets in the solar system orbit the sun in elliptical orbits. Many satellites orbit the Earth in elliptical orbits as does…
Every atomic nucleus, except hydrogen, contains both protons and neutrons. Nuclei are too small to see, even with a microscope, and the nucleons (which is the generic term for protons and neutrons) are even smaller. That lets out counting the…
Mollusks make up a scientific phylum Mollusca, soft-bodied creatures, most often enclosed in a shell. The mollusk’s body contains the digestive and reproductive organs. Among mollusk characteristics, a mantle covers the body and a foot is present to provide the…
An abacus was a precursor to the calculator, as it was a device used to make mathematical calculations before technology became more advanced. The device is composed of a frame intersected with rows of wires. These wires are strung with…
