Technology as a System Video (open vs. closed loop):Energy Simulations:http://phet.colorado.edu/en/simulation/energy-skate-park (Skateboarder)
http://www.visionlearning.com/library/flash_viewer.php?oid=1429(Dropping an anvil)Technology Links:Element Presentation Link:http://periodic.lanl.gov/default.htm (Interactive Periodic Table)Some good science current event resources:
US National Weather Service - for the activity on p. 26-27 of the weather packet.
The Weather Channel - Worldwide weather as well as local weather reports.
Inventions:Chemistry:Balancing Equations Practice (Click on Classic Chembalancer)Chem4Kids Web Site - for our Chemistry Internet Activity
Chemistry Glossary Terms - useful for the Chemistry Internet Activity
Proton Don - a naming the elements game to be played after completing the chem4kids activity.
Web Elements Periodic Table - the best overall table to use for the element report.