Questions Asked on March 25, 2014

A 5-kg ball is at rest when it is struck head-on by a 2-kg ball moving along a track at 10 m/s. If t... Asked on March 25, 2014 at 12:05 AM A railroad car with a mass of 12000 kg collides and couples with a second car of mass 18000 kg that... Asked on March 25, 2014 at 12:06 AM Two blocks of weights 77.0 and 114.0 N are connected by as massless string and slide down an incline... Asked on March 25, 2014 at 12:08 AM Two boxes of mass 7.40 and 7.00 kg are in contact and are accelerated across a horizontal surface by... Asked on March 25, 2014 at 12:09 AM A wave can be propagated on a rope by holding one end of the rope and moving your hand up and down.... Asked on March 25, 2014 at 12:17 AM tan^2(5x)cos^4(tx = 1/8 - 1/8cos(20x) Asked on March 25, 2014 at 12:32 AM tan^2(5x)cos^4(5x) = 1/8 - 1/8cos(20x) Asked on March 25, 2014 at 12:32 AM Calculate the percent of iron in a 50.0 gram sample containing iron if 45.6 mL of 2.5 M KMnO4 titran... Asked on March 25, 2014 at 12:33 AM The planet is covered by 97% ocean water. What would the global water cycle look like if the earth w... Asked on March 25, 2014 at 12:37 AM Explain why residence time in the atmosphere for water is short but the flux in and out of the atmos... Asked on March 25, 2014 at 12:38 AM