Yes, hitting, slapping, and/or tugging at a kid's ear as a form of punishment for making a mistake would generally be classified as physical abuse. Physical abuse is the intentional use of force that results in bodily injury or pain, and it can include hitting, slapping, or any form of physical harm.
It's essential to recognize that physical punishment is not an effective or appropriate way to discipline a child. Instead, it can have harmful and long-lasting effects on their emotional and psychological well-being. Positive and non-violent discipline methods, such as setting clear boundaries, using time-outs, or having constructive conversations, are more appropriate and conducive to a child's healthy development.
In many places, physical punishment as a disciplinary measure is considered illegal, and child protection laws exist to safeguard children from such harm. Instead, parents and caregivers are encouraged to use positive discipline techniques and seek guidance or support if they are struggling with discipline issues. There are various resources available to help parents learn effective and non-violent ways to guide their children's behavior.