From Ptolemy's Spheres to Dark Energy : Discovering the Universe
(from the Chain Reactions series, Set 2 of 2)

How did the Universe begin? Who first measured the distance to a star? What is the mysterious force called dark energy? This title tells the amazing story of astronomy, from the ancient belief that all the planets revolve around Earth to the latest discoveries about how fast the universe is expanding.

Author: John Farndon
ISBN: 9781403495532 (140349553X) • Dewey: 523.1 • List Price: $35.00 • Direct Price: $26.25
Ages: 11-14 • Grade Level: 6-9 • Guided Reading Level: Z
Pages: 64 • Size: 6 9/16 x 9 1/2 • Publisher: Heinemann • Copyright: 2007
Subjects: Earth Science • Features: Bio Sketch, Bullets, Captions, Chart/Graph, Fact box/Side bar, Numbered List or Sequence, Timeline

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Also available in paperback at Heinemann-Raintree Classroom
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Series Contents / Information

Grades
6-9

Chain Reactions
This series looks at developments, inventions and discoveries in science and how a discovery or invention by one individual can lead to a series of discoveries by others and even a chain of scientific breakthroughs. Each book charts a few connected developments in the particular field of science from first discoveries through to current applications.

ISBN: 9781403495587 (1403495580) • Number of Sets: 2 • List Price: $420.00 • Direct Price: $315.00

Includes the following 12 titles: From Cowpox to Antibiotics : Discovering Vaccines and Medicines, From DNA to GM Wheat : Discovering Genetic Modification of Food, From Greek Atoms to Quarks : Discovering Atoms, From Gunpowder to Laser Chemistry : Discovering Chemical Reactions, From Laughing Gas to Face Transplants : Discovering Transplant Surgery, From Mendel's Peas to Genetic Fingerprinting : Discovering Inheritance, From Microscopes to Stem Cell Research : Discovering Regenerative Medicine, From Newton's Rainbow to Frozen Light : Discovering Light, From Ptolemy's Spheres to Dark Energy : Discovering the Universe, From Sea Urchins to Dolly the Sheep : Discovering Cloning, From Steam Engines to Nuclear Fusion : Discovering Energy, From Windmills to Hydrogen Fuel Cells : Discovering Alternative Energy Sources

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