Explains history and simple properties of Density. Relates to a science project on why some crayons float and some sink using the scientific method.
Date Submitted: 08/30/2004 09:59:24
Category: / Science & Technology / Physics
Length: 2 pages (623 words)
Category: / Science & Technology / Physics
Length: 2 pages (623 words)
Ever since Archimedes, a Greek mathematician, inventor and physicist who lived from 287 - 212 B.C., exploded out of his bathtub and ran down the street naked yelling "Eureka," which means "I found it," the principles of water displacement and buoyancy have been understood. In order to determine that King Heiro's crown was indeed made of gold and not silver covered with gold, Archimedes needed two measurements, volume and density.
When a solid object is immersed …
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…data, I chose two different color crayons. I used Plum and Violet. I chose to use Crayola brand crayons. Each crayon is made of a waxy material.
Archimedes was a very important person in the world's history and we may not be able to explain many things today without him. Like why icebergs float, why boats float, how to weigh fish, how hot air balloons fly, and why some crayons float and why some sink.
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