Physical weather. It isn't changing the the chemical or biological make up. 
        
                    
             
        
        
        
CVP Chart.
Source: "New Perspectives on Microsoft Excel 2010: Comprehensive" by June Parsons, Dan Oja, Roy Ageloff, Patrick Carey.
        
             
        
        
        
Answer:
Be respectful – and expect respect.
Protect your reputation.
Protect your privacy.
Watch your tone.
Be sceptical.
 
        
                    
             
        
        
        
Answer:
Try refreshing your page!
Explanation: