Question

how fish can swim in water​

Answer 1

Answer:

Fish swim by flexing their bodies and tail back and forth. Fish stretch or expand their muscles on one side of their body, while relaxing the muscles on the other side. ... Fish use their back fin, called the caudal fin, to help push them through the water.

this is how fish can swim in water

thank you

hope this helps you

Answer 2

Answer:

Fish with streamlined bodies and a stiff, crescent-shaped caudal fin or tail, tend to move rapidly through the water by swishing their tail from side to side. This action propels the fish much like sculling (rowing a boat with an oar) propels a boat.Fishes have fins outside their body which help them to balance in water.