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Book Chapter
Waves Do Basic Math--Adding and Subtracting
So far we've been dealing with single sources of sound, and how they produce the pitches you hear. But you don't go to the symphony to hear a single oboe, and when you hear a solo guitarist, he or she doesn't keep your attention long by playing only...
Book Chapter
You now know enough about force and motion to design a trip to the Moon. After all, if they can get a man on the Moon, you can understand science. In the first section of this chapter, the author teaches you the basics of getting to orbit with an eng...