Search Results
Showing results 1 to 3 of 3
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-028.png?itok=ukXipibM)
Disappearing Statues
Source Institutions
In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-251.png?itok=_URCU9TD)
Introduction to the Scientific Method
Source Institutions
In this activity (page 26 of the PDF), learners make observations, formulate hypotheses and design a controlled experiment, based on the reaction of carbon dioxide with calcium hydroxide.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-311.jpg?itok=wm4MCnTf)
Off Base
Source Institutions
In this activity, learners explore the factors that tend to resist changes in pH of the ocean and why the ocean is becoming more acidic.