Take a baby balloon, slightly inflate it and pinch the hole with your finger. With the hole pointing down

Take a baby balloon, slightly inflate it and pinch the hole with your finger. With the hole pointing down, release your finger. Explain the movement of the ball.

When you release your finger, a stream of air will burst out through the hole, the ball will move in the opposite direction.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.