The answer is electric current
        
             
        
        
        
If the car's motion appears as a horizontal line on a <u><em>position-time </em></u>graph, it shows that as time changes, the car's position doesn't change.
This is just a complicated way to say that the car is <em>not moving</em>.<em> (A)</em>
 
        
             
        
        
        
Not 100% but i think it'll cause the earth to rotate slightly slower, its definitely not the last one though
        
                    
             
        
        
        
Greenhouse gases
What is Global Warming? Global warming is the unusually rapid increase in Earth's average surface temperature over the past century primarily due to the greenhouse gases released by people burning fossil fuels.Jun 3, 2010
        
             
        
        
        
Answer: The two answers are in explanation. 
Explanation: Please find the attached files for the solution