+
Activity
Texas Instruments

Texas Instruments: Investigating of P H and Conductivity During a Titration of A

For Teachers 9th - 10th
In this investigation sulfuric acid will be added to a solution of Ba(OH)2 using a pH probe and a conductivity probe. From this process the pH of first and second equivalence points will be determined along with mapping the conductivity...
+
Lesson Plan
Science Education Resource Center at Carleton College

Serc: Group and Periodic Properties Lab

For Teachers 9th - 10th
Learners observe and perform experiments with sodium, potassium, calcium, magnesium, sulfur ,and phosphorus. The discover trends down groups, across periods, and having to do with the pH of metal oxides vs. nonmetal oxides.
+
Website
Other

University of Siegen: An Endothermic Reaction

For Students 9th - 10th
This resource provides information on a rather interesting spontaneous endothermic reaction, involving cobalt (II) chloride and thionyl chloride.
+
Activity
National Earth Science Teachers Association

Windows on the Universe: Air on Venus

For Students 3rd - 8th
Windows to the Universe offers a description of Venus' atmosphere, including what it is made of and why it is so hot and thick.
+
Handout
National Inventors Hall of Fame

National Inventors Hall of Fame: Charles Goodyear

For Students 9th - 10th
Charles Goodyear made improvements in India-rubber fabrics which eventually lead to the formation of tires. The National Inventors Hall of Fame website contains a short biography about this inventor.

Other popular searches