A cart, starting from rest, tolls across the floor fot 0.5s. It accelerates at 4.2m/s ^2. How far did it roll

Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same

Ascientist is tracking an object orbiting the sun that is found between mars and jupiter. in order to classify the object as an asteroid, it must be at least

Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j