8th Grade Science

Earthquakes and Volcanoes

Natural Disaster Pictures Pictures of Earthquakes, Volcanoes, Tsunamis, Landslides, and other Geologic Hazards
Volcanoes Worldwide Smithsonian Institution's site relating volcanic activity around the world
Severe Storms Pictures National Severe Storms Laboratory pictures of tornadoes, lightning, and hail
Hawaiian Volcanoes A guide to Volcanic Activity focusing on the islands of Hawaii
Seismograph Analysis Showing S and P wave differences and how to calculate quake location
Volcanic Hazards USGS Site listing possible hazards from volcanic eruptions
Recent Earth Activity Updates on earthquakes and volcanic activity from around the world
Digital World Map Impressive digital map indicating earthquake and volcanic activity
Earthquake Data Berkeley University site allowing earthquake searches on the basis of location, depth, time, and magnitude

How the Earth Works

Subduction Series of maps and diagrams describing the process of subduction
All about Plate Tectonics A catch-all of all aspects of Plate Tectonics
Plate Tectonics Animations of Plate Movement linked to the mechanisms and history of Plate Tectonics
World Tectonic Activity Maps of the Ocean Floor focussing on various properties such as age, gravitational effect, etc
Pangea Animation Animated maps showing the movement of the supercontinent

The Nature of Matter

Charged Particles Animation showing the interaction of charged particles
Atomic Structure Timeline A sequential development of the development of Atomic Theory
History of the Atom A timeline with further description of the scientists and their experiments
Another Atom History Goes from Democritus right up to the present day understanding of the complexities of the Atom

The Universe and Our Place in It

The Big Bang A description of the early development of the Universe
Other Worlds Your weight on other worlds
Solar System Formation Properties of the planets of the Solar System
Doppler Effect A demo showing how waves are emitted from a moving source
A History of Time How the human race has measured time through the ages

How and Why Things Move

Activities in Physics A number of mini-programs that demonstrate concepts of the movement of particles and the causes of those movements
Relative Motion The relative motion of different objects travelling at different speeds
Center of Gravity An exercise to see if you can balance 4 different blocks over the edge of a table
Roller Coaster Physics A description of all the forces acting on you when you ride a roller coaster

Energy

Types of Energy A description of the many ways we use energy
US Energy Use over Time The use of Energy in the US over the length of US History, illustrating current trends of use

Chemistry

Famous Chemists Famous Chemists and their discoveries
Chemical of the Week A College professor gives infomation each week of his course on a specific chemical
Encyclopedia Britannica A resource for anything and everything