why do children learning to swim usr a hollow rubber or a plastic ring
Answers
Answer:
MARK THE BRAINLIEST
Explanation:
Floating equips kids with the ability to roll to their back and stay at the water's surface, which places them in an ideal position to breathe. Floating also helps the swimmer to conserve energy, which reduces the chances of drowning from physical fatigue.
Inflated rubber tube have air within it which is lighter than water. So, the gravitational force would not be able to pull it downwards and hence, the force of buoyancy will act upon it and push it upwards till it starts to float. So when it would be kept under a drowning person, it will help him to float above water.
Answer:
that plastic ring contain air inside it
and it can float on water . Childer when they learn swiming they use it so they can't drown in water and they can safely learn