The only way scientists can study dinosaurs is by their fossils. Bill Nye gives his spin on dinosaurs and theories about their extinction in Bill Nye the Science Guy: Dinosaurs. The big creatures didn't leave much else behind, but the bones tell interesting stories. Drawing on his experience as a stand-up comic, Nye keeps his show light, but the science instruction is formidable. He shows how the dinosaur bones were protected by substances such as mud or sand, and explains the process by which they absorbed minerals.
This lively, short and to-the-point guide helps students prepare for exams with two to three hours to answer questions they have not previously seen. Straightforward and supportive, it encourages you to take control of your own learning and studying, explains the language of exam questions, and offers techniques and approaches for your personal circumstances.
Added by: nkjo3w | Karma: 14.72 | Black Hole | 13 July 2012
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CAE Testbuilder
Designed to improve students' exam performance and increase their language competence at advanced level, this text contains four complete CAE practice tests. The "with key" version explains why the correct answer is right and the other answers are wrong.
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Schroedinger's Universe and the Origin of the Natural Laws
This book explains the origin of mass, charge and spin of elementary "particles" which are really just interacting spherical waves that appear to be particles in the fabric of space. Dr. Wolff explains the underlying principles very well. As usual, Dr. Wolff combines humor, intellect and imagination in explaining advanced concepts of physics.
Study American history through the artifacts of the Vikings. Introduces historical archaeology, discusses important archeological finds from Viking settlements in North America, and explains how archaeologists dig in the ground and examine artifacts in order to understand the past.
