Will it float? -- Matter matters -- More dense, less dense -- Upward forces -- Do liquids float? -- Sinking scavenger hunt.
Summary:
"A rubber duck floats in the tub. A rock sinks to the bottom of a lake. Why do some objects float and others sink? Find out in this series about materials and their properties. Informative, at-level text and engaging photos help readers understand the differences between objects that sink and float"-- Provided by publisher.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.