geologic time

    Top: Kids_and_Teens: School_Time: Science: The_Earth: Geology: Geologic_Time:

• Top/Kids and Teens/School Time/Science/The Earth/Prehistoric Times

• - A pictorial history of life on Earth, with events and fossils linked from the relevant period or epoch.
  
• - Presents the life forms and conditions of the Paleozoic Era through images, short animations, and interactive 3-D reconstructions.
  
• - Basic information about the geologic time scale and mnemonics to help remember the various periods and epochs.
  
• - An interactive tool to calculate time periods and human history in terms of different measurement scales such as a meter, a day or a million years.
  
• - Explains how the age of the earth is divided up into periods of time, and provides simple definitions and illustrations of the different names.
  
• - A simple chart provides links to further details of each era, and an interactive feature allows users to see global shifts and milestones.
  
• - A simple table of the different time periods contains links to details of the rocks, fossils and locations of each one.