you and a friend setup an umbrella and chairs at a beach. your friend goes into the surf zone while you relax on the sand. several minutes later, your friend is surprised to find that they are no longer where the chairs and umbrella were setup. although still in the surf zone, they are 30 to 40 meters from where they started. how would explain to your friend why they moved along the shore

Swash effect is caused by the upsurge of water up along the slopping front of the beach and this same upsurge in water moves back into the beach in what is known as the backwash effect hence the movement of your friend form where they were in the surf zone to another position still within the surface zone is caused by the BACKWASH EFFECT

shubhamchouhanvrVT shubhamchouhanvrVT · Answer 2 · 2022-04-12T12:27:01+02:00

He moved along the shore due to Backwash effect

What is backwash effect?

Your friend moved along the shore due to ; The swash effect and the Backwash effect

Swash effect is caused by the upsurge of water up along the slopping front of the beach and this same upsurge in water moves back into the beach in what is known as the backwash effect.

hence the movement of your friend form where they were in the surf zone to another position still within the surface zone is caused by the Backwash effect.

To know more about backwash effect follow

https://brainly.com/question/5060579