Out-Of-This-World Astronomy: 50 Amazing Activities and Projects.JOE RHATIGAN AND RAIN NEWCOMB Demanding only common household items, the activities outlined in this book nevertheless demonstrate astronomical as·tro·nom·i·cal also as·tro·nom·ic adj. 1. Of or relating to astronomy. 2. Of enormous magnitude; immense: an astronomical increase in the deficit. principles. For example, youngsters learn about the moon's phases using a basketball and a lamp. One project describes how to build a simple astrolabe astrolabe (ăs`trəlāb), instrument probably used originally for measuring the altitudes of heavenly bodies and for determining their positions and movements. for finding latitude latitude, angular distance of any point on the surface of the earth north or south of the equator. The equator is latitude 0°, and the North Pole and South Pole are latitudes 90°N and 90°S, respectively. , and another explains how to lay out a scale-model solar system solar system, the sun and the surrounding planets, natural satellites, dwarf planets, asteroids, meteoroids, and comets that are bound by its gravity. The sun is by far the most massive part of the solar system, containing almost 99.9% of the system's total mass. on a football field. Chapters are dedicated to the moon, the sun, the planets of the solar system, and the stars. Short lessons sprinkled throughout define relevant terminology and basic concepts, such as how eclipses happen and present facts about stars. Teachers may find this book especially useful for bringing basic concepts to life. Recommended for ages 8-12. Lark Bks, 2003, 128 p., color photos/Illus., hardcover, $19.95. |
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