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This webpage is simply an active calculator of buoyancy. It allows changes in mass, apparent mass, volume or density to explore variations. This site would be an excellent resource for any biology, chemistry or physics...
This two-part activity provides an introduction to the basics of measurement (linear, mass, volume, density) and discusses the role of inferential statistics in comparing any two measurements. The concept of random...
This site from the Exploratorium provides a comparison of the force of gravity on the Earth, moon, planets, and stars. The site automatically calculates your weight on these objects. It also contains an explanation of...
This video demonstrates that a person can stand on a bed of nails without hurting their feet due to the force being spread out over a large area. It is part of a collection of typical lecture demonstration videos put...
This site by Charles and Ray Eames provides a series of multimedia resources that illustrate the scale of the universe. Visitors can view stills from the Charles and Ray Eames video "Powers of Ten," which zooms in and...
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