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Book Chapter |
We've covered most of the basics of how sound is produced and transmitted, but we've left something out, and that's all the electronic devices we use to amplify sound, reproduce it, or get it from one place to another…
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Book Chapter |
The contents of this chapter deal with air pressure and water pressure and what causes those things to increase and decrease. In addition, the real-world results of those increases and decreases in air and water…
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Book Chapter |
This chapter delves deeper into air pressure, or to be more correct, the pressure exerted by any gas. The most important part of this chapter is a scientific model for how gases behave, which will be used to explain…
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Balloons and Other Things That Sometimes Float
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Hot air balloons float--sometimes. Regular old balloons that you get at a party float--sometimes. Boats float--sometimes. What makes them float and what makes them sink? How can a boat made of steel float but a solid…
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Before moving on to weather patterns, there are a few concepts about air and water that haven't been covered thus far. This chapter ties together these loose ends and prepares readers for a better understanding of the…
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Book Chapter |
The concepts covered so far that pertain to the Earth's weather will finally be applied in this chapter. A number of basic mechanisms that govern small-scale things such as cloud formation, rain, fog, dew point, and…
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Book Chapter |
In the previous chapter, we dealt with how the properties of air and water affected small-scale weather such as the formation of clouds, the formation of fog, and how comfortable you feel at different times of the year…
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Book Chapter |
So far, small-scale and large-scale weather patterns have been dealt with. What seems to interest people most, though, are the "special" events related to weather. Those special events include thunderstorms, tornadoes,…
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This first chapter starts off with addition, subtraction, multiplication, division, fractions, and a few other things. It gives a demonstration of the basic differences between memorizing rules and really understanding…
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Book Chapter |
Given that the vast majority of people reading this book will never ever have to teach calculus, you might be wondering why in the world the topic is being addressed here. Well, even though you might not teach calculus…
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This chapter deals with fractions and decimals. This is one place where people who are otherwise fine with math jump off the boat and decide it's just too weird to continue. As with everything else, though, it's only…
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This chapter contains basic material related to exponents that is a supplement to Chapters 1 and 2. Keeping with the theme of the first two chapters, there will be a discussion of procedures for which one may know the…
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This chapter is all about negative numbers, and how to deal with them. They're not all that difficult to understand, but for some reason people get just a little uptight when they see computations involving negative…
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Why Do They Have to Gum Everything Up With Those Letters?
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Often people who are relatively comfortable doing math with numbers completely freak out when variables (you know, those letters that take the place of numbers) come into the picture. Things start looking much more…
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Book Chapter |
Most textbooks go through the procedures for solving math equations before they ever get to word problems, which is a bit backwards. You should know where the equations come from in the first place, so you might…
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