D) Scientific laws do not account for unseen variations, like wind
Explanation:
Will model in predicting the path of an arrow he was about to shoot failed because scientific laws most times do not account for unseen variations like wind. 
Scientific laws are the description of an observed phenomenon in nature. 
- Most scientific laws have exceptions. 
- Exceptions in scientific laws are conditions in which the law will not hold true. 
- There are exceptions to newton's law of motion which Will did not take into account. 
learn more: 
Newton's law brainly.com/question/11411375
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Question four bulbs A,B,C and D are connected in a circuit shown in the figure below, the letters X, Y and Z represent three switches. Which switch is used to operate switch A separately?
Answer: x
        
             
        
        
        
They cant occupy the same box in the periodic table because each atom has a certain number of protons which is the atomic number and no two atoms have the same amount of protons.
        
             
        
        
        
To answer, evaluate the power of 10 in the given choices. If it is positve, move the decimal n places to the right. If it is negative, move the decimal n corresponding places to the left. From all the choices given, only the choices D, E, and F will give us the correct answer.