David C. Knight

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What causes the rumble of thunder? How does music travel to our ears? In The First Book of Sound, David C. Knight unravels the mysteries of acoustics, guiding young readers through the science of how sound is produced, transmitted, and heard. This accessible introduction covers the fundamentals of sound waves, vibration, pitch, and volume, making complex concepts easy to grasp. Through relatable examples and engaging explanations, children will connect everyday sounds to the scientific principles behind them, fostering a deeper appreciation for the auditory world. Ideal for inquisitive minds, this book encourages exploration and understanding of the sounds that surround us.

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In the 1950's and early 60's, Franklin Watts published a series of science books for upper elementary/middle school; students. These were "living books" that captured the interest and imagination of the children who read them. The First Book of Sound, written and illustrated by David C. Knight is one such book. Its principles are timely, even though technology has progressed beyond some of the examples found in the book. Nevertheless, the science of sound is made very understandable to the young reader. The author begins with a definition of sound and progresses to how humans hear it. He breaks the topic down into sound waves and their characteristics. A discussion of pitch, loudness, and quality follows. He discusses music and how instruments differ in their sound. He concludes with modern applications, such as supersonic flight and the atomic bomb. A thorough Table of Contents and Index is included. Illustrations include actual photographs and drawings of the subjects discussed. The book concludes with several simple experiments that the student can do to demonstrate sound and its characteristics.

""Robert Koch: Father of Bacteriology"" is a biographical book written by David C. Knight that tells the story of the life and work of Robert Koch, a German physician and microbiologist who is considered one of the most important figures in the history of medicine. The book covers Koch's childhood and education, his early medical career, and his groundbreaking work in the field of bacteriology. It also explores the scientific and social context in which Koch lived and worked, including the rise of germ theory and the development of modern medicine. Through a detailed examination of Koch's life and work, the book provides insight into the scientific and cultural revolution that transformed medicine in the late 19th and early 20th centuries. Overall, ""Robert Koch: Father of Bacteriology"" is a fascinating and informative read for anyone interested in the history of medicine or the life of one of its most influential figures. Immortals Of Science. This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.