A 1814 kg car is brought to rest in 12.1 m. If the frictional force required to do this is -4076 N, what was the initial speed of the car.

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

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure

For this car, predict the shape of a graph that shows distance (x) versus time (t). note that time is the independent variable and will be on the bottom axis. need asap