Q:
      
      
         
            
One light year is approximately equal to
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: B) 10^16 mts         
         
Explanation: Light year is the unit of to express astronomical distances, that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km. More precisely, one light-year is equal to 9,500,000,000,000 kilometers.
 
Approximately, 1 light year = 10^16 mts.
       
      
      
      
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