WHAT'S INSIDE: PHYSICAL SCIENCE

Physical science is the study of the physical world around you. Learn about everything from electricity to magnetism in this section.
  • Acoustics
  • Chemistry
  • Electricity
  • Forensic Science
  • History of Physical Science
  • Magnetism
  • Math Concepts
  • Matter
  • Mechanics
  • Nuclear Science
  • More Topics
FEATURED: PHYSICAL SCIENCE

Velocity, the speed of a body in a particular direction. The term speed refers only to the body's rate of motionthat is, how fast the body movesregardless of the direction.

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While watching television shows like 'Law and Order,' sometimes you hear about medical examiners and other times you hear about coroners. Are they one and the same?

How Cremation Works

First, you burn the body until only brittle, pulverized bones are left. These remains are pulverized into ashes, and then placed into urns -- or diamonds, coral reefs and even outer space.

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