a 1200 kg car is traveling at a velocity of 9.0 m/s North. The driver brakes and the car decelerates to 7.0 m/s North. How much momentum does the car lose?​

Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static