Answer:
Perceptual set
Explanation:
Perceptual set is the tendency to perceive certain things and ignore others, in this case Jill is known as a 'selector' because she has certain expectations and focuses her attention on the loud children instead of the quiet ones.
 
        
             
        
        
        
It means *prepare to fight*
        
             
        
        
        
I think tropical rainforests I could be wrong
        
             
        
        
        
Which components are part of all scientific investigations? 
Check all that apply. 
scientific question 
hypothesis variables 
control procedure 
conclusion
Answer:
Conclusion
control procedure
scientific question
Explanation:
A Scientific method/investigation is simply the steps that are taken in order to find or get new material or new information that will upgrade already existing information or make it better understood.
The components of a scientific investigation/method are conclusion, control procedure, and scientific question because they are involved in the scientific process of obtaining new information.
 
        
             
        
        
        
That is true because if you decide (2+8)=11