what is meant by understanding concept ?? means how can we assure that yes my concepts are clear?? especially for phy che understanding concept is imp.

When you truly understand a concept, you begin to see applications of it in every single thing that the concepts applies to, without anyone explaining it to you.

Not only can you easily explain it to others, you can bring forth different examples which use the concept, and help them understand it beautifully.

It is important to understand the concept in physics because the goal of physics is to understand how things work from first principles.

Studying physics strengthens quantitative reasoning and problem solving skills that are valuable in areas beyond physics.