Topics
          
          
            - 
                            Friction
            
 - 
                            Thermodynamics
            
 - 
                            Heat
            
 
          
        
        
          Description
        
        Move the Chemistry book and observe what happens.
        
          
            Sample Learning Goals
          
          
            - Describe a model for friction a molecular level.
 - Describe matter in terms of molecular motion. The description should include: diagrams to support the description, how the temperature affects the image, what are the differences and similarities between solid, liquid and gas particle motion; how the size and speed of gas molecules relate to everyday objects.
 
          
        
        
        Version 1.5.10
       
      
        
          
        
        HTML5 sims can run on iPads and Chromebooks, as well as PC, Mac, and Linux systems.
 iPad:
 iOS 12+ Safari
iPad compatible sims
 Android:
 Not officially supported. If you are using the HTML5 sims on Android, we recommend using the latest version of Google Chrome.
 Chromebook:
 Latest version of Google Chrome
 The HTML5 and Flash PhET sims are supported on all Chromebooks.
Chromebook compatible sims
 Windows Systems:
 Microsoft Edge, latest version of Firefox, latest version of Google Chrome.
 Macintosh Systems:
macOS 10.9.5+, Safari 9+, latest version of Chrome.
 Linux Systems:
 Not officially supported. Please contact phethelp@colorado.edu with troubleshooting issues.