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Product Description: In the late fifteenth century, clocks acquired minute hands. A century later, second hands appeared. But it wasn’t until the 1850s that instruments could recognize a tenth of a second, and, once they did, the impact on modern science and society was profound...read more

Product Description: Foreword by Nobel laureate Professor Theodor W. Hänsch of Ludwig-Maximilians-Universität München Based on the authors’ experimental work over the last 25 years, Laser-Based Measurements for Time and Frequency Domain Applications: A Handbook presents basic concepts, state-of-the-art applications, and future trends in optical, atomic, and molecular physics...read more

Engaging narrative, vivid photographs, and real-world examples combine to teach readers how to solve time word problems. Readers will learn how to measure time intervals in minutes and represent authentic time problems on a number line diagram.

Global communication and travel are integral parts of culture today. Knowing the time of the places around the world makes interacting globally easier! The 24 time zones on Earth make this possible. Readers are introduced to these important zones, including how they began in the United States with railroad lines. Detailed, full-color maps offer practice reading maps as basic concepts, such as latitude and longitude, are incorporated into the main content. Fun facts about Daylight Saving Time and irregularly drawn time zones will interest readers while they gain knowledge supportive of the social studies curriculum.

Simple text introduces the concept of time and how time is measured using the sun, calendars, clocks, watches, and timers.