Birds have great vision and can see throughout night and day
        
                    
             
        
        
        
Answer:
D The forces are unbalanced by 2
Explanation:
basically, you subtract both your numbers if your number is 0 they are balanced if not then they are unbalanced by the difference of the two numbers
 
        
             
        
        
        
Answer:
The correct answer is - Protect organs
Explanation:
The skeletal system is the internal frame of the body that includes all the bones and joints present in the body. There are 206 bones in the adult human skeletal system.
The major roles of the skeletal system to help in movement, support, and protecting vital organs such as hearts, stomach, lungs, brain, and other organs. It also helps in movement and providing support to the body.
 
        
             
        
        
        
Answer:
results will be more accurate if there is a larger sample size.  
No matter what research is, the larger sample size is, the more accurately will be the results and vice versa. The larger samples increase a chance of significance because they reflect the population mean more reliably.
With small sample, the chance for false conclusions is higher.
Explanation: