Chapter 5 Density and Buoyancy 
 
INTERNETCONNECT, page 151

Zebra Mussels

http://www.gov.mb.ca/conservation/watres/wq_exotics.html

If you haven't yet become aware of the problem of zebra mussels, this web site will make it quite clear. It provides a description of zebra mussels, outlines the problems they can cause, and suggests what people can do to help.

 

For boaters who like to use our waterways, this site offers plenty of tips about what to do to help with the zebra mussel problem. There are also links to the SchoolNet Zebra Mussel Project and other sites.

Zebra Mussels in the Great Lakes Region

http://www.great-lakes.net/envt/flora-fauna/invasive/zebra.html

 

This site is specific to the problem of zebra mussels in the Great Lakes. It offers an overview, pictures, and information on their impact on the economy, environment, and tourism.

 

 

This company offers one solution to the zebra mussel problem. Explore the maps to see the extent of the problem.

Other Great Web Sites for Chapter 5

Building a Hydrometer

http://www.msc.ucla.edu/oceanglobe/pdf/densitysalinity/density4.pdf

Follow these step-by-step instructions to build a hydrometer out of everyday materials.

 

 

This site offers a simple variation on the Cartesian Diver experiment, with instructions and explanations. Share your cool ideas or questions. Part of the Exploratorium Science Snacks site.

 

 

A laboratory experiment you can do to explore surface tension.