noun (n)

• an impelling force or strength

  sebuah impelling kuasa atau kekuatan

  Example:
  The car's momentum carried it off the road.
  

  Synonym:
  impulse
  

  source: wordnet30
• the product of a body's mass and its velocity

  adalah produk dari massa tubuh dan para kecepatan

  Example:
  The momentum of the particles was deduced from meteoritic velocities.
  

  source: wordnet30
• The quantity of motion in a moving body, being always proportioned to the quantity of matter multiplied into the velocity; impetus.

  the motion in jumlah mayat yang bergerak, selalu menjadi proporsional kepada jumlah masalah digabungkan dalam kecepatan; pendorong.

  source: webster1913