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Amazed by the landscape they created
Continental Drift and Plate Tectonics explores the inner earth and its surface
this is a very human story
By observing objects on earth and in space
he called upon the colonies to unite in independence
Human Body Series: Excretory System Amazed by the landscape theyThrough animation and x ray motion pictures, examine the workings of the excretory system as it removes the potentially deadly wastes generated by the bodys other systems. Striking visuals are supported by several features describing how urinalysis can be used to monitor diabetes, how sweat testing can detect the occurrence of cystic fibrosis and the complex workings of the kidneys and their interaction with the bloodstream. 12 minutes Color
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