Answer:
A gas-powered lawn mower is a complex machine because for it to function it does more than one motion. For example, it has a wheel and axle system so it can move when powered. And it has a system of simple machines and other parts that are put together to accomplish the task of cutting grass.
Explanation:
 
        
                    
             
        
        
        
Attached to the packaging of a food shipment 
        
             
        
        
        
Answer:
The answer is it will have 40.
Explanation:
After mitosis the daughter cells have the same amount as the parent cell.
 
        
                    
             
        
        
        
Answer:
Questions need to have independent variable and dependent variable.
independent variable in this case would be :
phone usage
classical music
counting sheep
dependent variable in this case would be :
hours of sleep
So ask questions like
Will phone usage decrease the hours of sleep students get each night?
Will listening to classical music increase the hours of sleep students get each night?
Will counting sheep increase the hours of sleep students get each night?
 
        
             
        
        
        
Answer:
false
Explanation:
"Electrons are the "material" of the charge that is flowing. Therefore, current can never cause a metal object to become positively or negatively charged, because the net number of electrons in the metal object will never change due to current flow."