When two objects collide and stick together after the collision, creating a single object with combined momentum. Energy is not conserved in perfectly inelastic collisions.
Related terms
Elastic Collisions: A type of collision where both momentum and kinetic energy are conserved.
Conservation of Momentum: The principle that states that the total momentum before a collision is equal to the total momentum after the collision.
Kinetic Energy: The energy possessed by an object due to its motion.