A Rocket is launched and reaches a height of 72m before falling back to Earth a) What was it's take off velocity? b) What was it's final velocity when it landed? c) What was it's velocity at the highest point?​

Three charge are arranged as shown in the diagram. the magnitude of the net electrical force acting on the +6 uc charge, rounded to the tenths place, is .

9.98 kg of r-134a at 300 kpa fills a rigid container whose volume is 14 l. determine the temperature and total enthalpy in the container. the container is now heated until the pressure is 600 kpa. determine the temperature and total enthalpy when the heating is completed. use data from the steam tables.

Acar travels 40m in 8 seconds find the car speed