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The markings and body shape of adult rattlesnakes makes them easy to spot, and babies have the same markings. They may not appear quite as dramatic, though, because their bodies are smaller and thinner, and they don’t have rattles. A…
California is an abundant source of natural resources. A vast state, its many climates offer a variety of sources of food, energy and shelter which make California a friendly climate in which to thrive. Depending on your location in the…
Hydraulic oil, or hydraulic fluid, is available in many varieties with differing chemistries. Their densities range from 0.8 grams per milliliter (g/ml) up to about 1.0 g Density The density of a material is the ratio of its mass to…
Normality of a solution determines the concentration of solutes in the solution. It is expressed as number of equivalents per litre. (Normality = gram equivalents/ litres solution). The easiest way to find normality is from molarity. All you need to…
Algebra is full of repeating patterns that you could work out by arithmetic every time. But because those patterns are so common, there’s usually a formula of some sort to help make the calculations easier. The cube of a binomial…
In the United States alone, people have dumped more than 250 million tires. However, what many may not know is that tires are recyclable. Melting a tire is an essential process in recycling rubber, since recycling cannot occur without it.…
Nanometers measure the length of very small magnitudes, such as wavelengths. A joule, abbreviated as J, is a unit of energy in the metric system. The conversion between nanometers and joules is important in physics because scientists often need to…
Cooking requires a firm grasp of fractions due to the measuring required to follow a recipe correctly. Whether you are following a recipe or have another reason for halving a fraction, if you need to divide a fraction in half,…
Fossils, the preserved remains of animal and plant life, are mostly found embedded in sedimentary rocks. Of the sedimentary rocks, most fossils occur in shale, limestone and sandstone. Earth contains three types of rocks: metamorphic, igneous and sedimentary. With rare…
The state of Pennsylvania features more than 2.1 million acres of woodland and 117 state parks that are home to many different species of wildlife. Some of the wild animals in PA are harmless; rabbits, deer, and many species of…
