Students investigate "indicator" (Bromothymol Blue or BTB) to test for the presence of certain chemicals in liquids and gases. They compare distilled water and seltzer water for presence of carbon dioxide.
9th - 12th Science 3 Views 2 Downloads
Chemical Changes Making Foam and Using Indicators
Students are able to observe chemcial and physical changes while producing a brilliant formation of foam. They are able to experience the use of an indicator in the reaction. Students record information based on their observations.
9th - 12th Science
New Review Monitoring Amphibians
What sort of shoes do frogs wear? Open toad sandals. If your scholars want experience collecting field samples, this is the lesson for you. After learning the proper way to collect field samples, pupils catch amphibians to test for...
6th - 10th Science CCSS: Adaptable
Restoring and Protecting Chesapeake Bay and River Water Quality
A professional and comprehensive presentation on Chesapeake Bay water quality is in store for your ecology class. If you live in the Chesapeake Bay region and want to get learners involved in conservation efforts, this slide show will do...
11th - Higher Ed Science
Changing Planet: Ocean Acidification - the Chemistry is Less than Basic!
A video and laboratory investigation are highlights to this activity on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...
7th - 10th Science