Grade 4
Ask An Expert!

Unit: A; B; C; D

Unit A: Earth's Land

Ask-An-Earth-Scientist
Dr. Ken Rubin, Project Coordinator
Department of Geology and Geophysics
University of Hawaii at Manoa
1680 East-West Road
Honolulu, HI 96822
USA
E-mail: krubin@soest.hawaii.edu
http://www.soest.hawaii.edu/GG/ASK/askanerd.html

Ask an Ecologist!
National Center for Ecological Analysis and Synthesis
735 State Street, Suite 300
Santa Barbara, CA 93101-3351
Tel: (805) 892-2500
Fax: (805) 892-2510
E-mail: bell@nceas.ucsb.edu
http://www.nceas.ucsb.edu/nceas-web/kids/main_pages/Ask.htm

Unit B: Populations and Ecosystems

National Center for Ecological Analysis and Synthesis
Ask An Ecologist
http://www.nceas.ucsb.edu/nceas-web/kids/center/ask.html

Scientific American: Ask the Experts
http://www.sciam.com/askexpert

The Internet Public Library:
Ask a Question at the IPL Reference Center
http://www.ipl.org/ref/QUE/

Santa Barbara Museum of Natural History:
Ask a Curator!
http://www.sbnature.org/htmls/curator3.htm

Ask a Geologist
U.S. Geological Survey
Department of the Interior
U.S. Geological Survey
Reston, VA 20192
Tel: (888) ASK-USGS
Fax: (703) 648-4888
E-mail: Ask-a-Geologist@usgs.gov
http://walrus.wr.usgs.gov/docs/ask-a-ge.html/

Ask the Experts
Scientific American
415 Madison Avenue
New York, NY 10017
Tel: (800) 777-0444
Fax: (212) 355-0408
http://www.sciam.com/askexpert/index.html

Unit D: Magnetism and Electricity

Stanford University
Ask a Solar Physicist
Stanford University Solar Center
http://solar-center.stanford.edu/ask-solar/asksolar.html
E-mail: Paul@fault.stanford.edu