What is the difference between concentric and eccentric movements

Concentric movement is when the muscle shortens while producing force (contracting the muscle). Eccentric movement is when the muscle lengthens while producing force. For example, when you're lowering the weight back down during a biceps curl.

Explanation:

As the cold front passes, winds become gusty. There is a sudden drop in temperature, and also heavy rain, sometimes with hail, thunder, and lightning. Atmospheric pressure changes from falling to rising at the front.

Explanation:

sorry if its wrong

have a great day :)