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If you were able to see a grasshopper’s mouth up close, it might look like something from a science fiction film. But if you ignore its strange appearance, you would see that the mouth is perfectly designed for cutting and…
The everyday world is filled with so much data given in the form of percents (or percentages) that you may never stop to think much about them. You may understand what is meant by “60 percent of Americans sing off-key.”…
Both graduated cylinders and beakers are pieces of laboratory glassware that have a specific function. Graduated cylinders typically are more accurate at reading the volumes of the liquid inside. Beakers are better for stirring and mixing liquids. Beaker A beaker…
The diversity of species in a particular area depends not only the number of species found, but also in their numbers. Ecologists call the number of species in an area its richness, and the relative abundance of species its evenness.…
Deserts cover 20 percent of the earth’s surface yet are the driest regions in the world. Their lack of humidity is particularly striking because hot areas can hold so much moisture. Rainforests, for instance, combine warm air and high precipitation…
The Northern Cardinal, Cardinalis cardinalis, ranks as one of the most recognized birds in North America. The male’s bright red feathers, noticeable crest and orange bill distinguish this bird from other red birds in the United States. A common sight…
Osmosis is a vital process for living organisms. It’s the phenomenon whereby water migrates across a semi-permeable barrier from the side with the least concentration of solutes to the side with the most concentration. The force driving this process is…
Performing an experiment and collecting data is only part of a science project — you must also present that data in a project report. This paper tells readers about your hypothesis, method and results, but it’s not complete until you…
Some of the animals that exist in Georgia’s Piedmont Region live in more than one area of the state. The Piedmont Region of Georgia is in the Blue Ridge Mountains and the Coastal Plain. Shelter for several animals comes from…
An atm, or atmosphere, is a unit of gas pressure. One atm is the atmospheric pressure at sea level, which, in other units, is 14.7 pounds per square inch, 101325 Pascals, 1.01325 bars or 1013.25 millibars. The Ideal Gas Law…
