動どう摩ま擦さつ

noun

kinetic friction

Physics term for the friction acting between surfaces in relative motion. Contrasts with 静止摩擦 (static friction).

See also: 静止摩擦

• 動どう摩ま擦さつは静せい止し摩ま擦さつより小ちいさいことが多おおい。

  Kinetic friction is often smaller than static friction.