Items related to Smooth and Rough (My World of Science)

Smooth and Rough (My World of Science) - Softcover

Royston, Angela

 
9781432914721: Smooth and Rough (My World of Science)

Synopsis

Why are pans and plates smooth? Why do tires have treads? What is friction? Read Smooth and Rough to find out! Learn what materials are naturally smooth, why some smooth surfaces are slippery, and how friction affects speed. Each book in the My World of Science series explains science that you see in the world around you and use every day.

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