A car is accelerating horizontally at a rate of 2.5 m/s. A mass of 250 g is hanging from the ceiling on a string 1.2 m long. The angle that the string makes with the vertical is A. 14.3° toward the back of the car. B. 76° toward the back of the car. C. 7° toward the front of the car. D. 14.3° toward the front of the car. E. 0°, or straight down.
