Metal float effect

   1⃣ super conductor = metal with cool temperature
   2⃣ when magnet exist near super conductor 
   3⃣ super conductor, floats    =    weight of metal = 0

   1⃣ metal court cargo, with super conductor 
   2⃣ when magnet exist near super conductor 
   3⃣ metal court cargo, floats    =    weight of cargo = 0