Save guides, add subjects and pick up where you left off with your BBC account. It is true however to say that metal is denser than air, and so for equal volumes of metal and air then the metal ...

As the volume increases the mass of the object increases in direct proportion. This experiment is very similar to the one for regular solids but there is a different way of measuring the mass and ...

Finally, they measure angles to the nearest degree, classify geometric objects, and identify lines of symmetry ... and solve problems involving perimeter, area, and volume of irregular shapes. They ...

Researchers, students and science-lovers across the world now have access to the design of the globally significant SABRE ...

Buoyancy* (1985) is a 15-minute educational film produced by Coronet Film and Video that explores the fundamental principles ...

It grasps objects of various shapes and sizes between two grippy but compliant triangular fingers. Each of those fingers is made of a couple of lengths of measuring tape which are laid lengthwise ...

Ancient Greeks developed sophisticated units of measurement ranging from measuring length, distance, volume, and weight of ...

Young adults—particularly college students—are more likely than any other group in the U.S. to engage in heavy drinking and experience alcohol-related consequences. The consequences of heavy ...