A marble is rolled down a smooth, steep incline. Which factor had the greatest effect on its downward movement? A. gravity B. mass C. friction D. work

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?

Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and