It should be 1000x which is the total magnification of the whole thing... I believe. Would you happen to be doing a microscope quiz
        
             
        
        
        
Answer:
oxygen gas
Explanation:
because oxygen is needed for life on Earth 
 
        
                    
             
        
        
        
The answer is Accommodation
        
             
        
        
        
Answer:
Critical thinking requires scientists to ask questions about information they come across and assess its validity. This facet of critical thinking helps them avoid bias that originates from personal opinion and helps them distinguish information and fact from common belief.