drowning.
The opposite of blue hair swimming.
The opposite of depths is 'heights'Heights.
Two fish. One fish swimming going up an another swimming down.
Pisces - the fishes
Action and reaction are always equal and opposite.
It's unlikely there is one, it is difficult to come up with an antonym for a verb or noun. Like, "What is an antonym of dog?" "What is the anyonym of swimming?" There is no real opposite of dog except for non-dog, and no real opposite of swimming except "not swimming" So, nothing. Sorry.
If works with the law of motion. Every action has an equal and opposite reaction. When you pull on the water, you move forward.
As we pull the water, our bodies move forward. Thus, that is an opposite reaction from pulling.
A tide. A tide can force you back if you go in the opposite way of it, you can swim if you go with the tide.
Good environment they are exploratory and active swimming around and generally being active. Bad environment they are the opposite.
I would say Gymnastics is impossible and I have a friend who would say the exact opposite. So it's up to you.
It is explained by the Newtons third law of motion. When you push the water backwards, equal and opposite force takes you forward