A parachute on a racing dragster opens and changes the speed of the car from 95 m/s to 35 m/s in a period of 6.5 seconds. What is the acceleration of the dragster?

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.