"The mathematical concepts of distance, rate, and time are explored as students partake in their school's annual field day; teaches about proportions, ratios, and cross products; and includes a discovery activity, connections to science and engineering, and mathematical vocabulary introduction"--Provided by publisher.
This book describes the properties of sound and the part it plays in communication, entertainment, navigation, health care, and industry covering such terms as decibels, sonar, ultrasound, amplitude, and more.
Explains the concept of height and how it is measured. Discusses depth, angles, altitude, and record breakers. Includes color photographs, fact boxes, activities, a glossary, and further reading sources.
