Kai swims for the school swim team. He specializes in backstroke event where he has to swim the 50-m length of the pool three times. find distance and displacement

d.7.5cm is your answer

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d