V. Choose the letter of the BEST answer. Write the letter ON THE LINE BEFORE the number. USE CAPITAL LETTERS.

______31. Which of the following is a VECTOR quantity?
A. 70 meters
B. 100 meters/ second
C. 60 Kilometers per hour North
D. 100 Kph
______32. Which of the following represent SPEED?
A. 75 m/s2
B. 150 meters
C. 80 meters
D. 20 meters/second
______33. Which of the following represents Acceleration?
A. 75 m/s2
B. 150 meters
C. 80 meters
D. 20 meters/second
______34. A bus travelled 20 meters North, 10 meters East and 15 meters South. What is the distance travelled by the bus?
A. 35 meters
B. 55 meters
C. 25 meters
D. 45 meters
______35. Acceleration is defined as the change in__________?
A. Velocity of an object
B. Distance divided by time
C. Velocity divided by time
D. Time it takes to move from one speed to another
______36. Speed with direction is referred to as ___________?
A. Displacement
B. Distance
C. Speed
D. Velocity
______37. A runner can run the 100 m dash in about 10 seconds. What is his average speed?
A. 10 m/s
B. 9 m/s
C. 8 m/s
D. 11 m/s
______38. A kind of mechanical waves usually compared to a slinky or spring.
A. EM wave
B. Longitudinal
c. Mechanical
d. Transverse
______39. You can determine determine whether an object moves by comparing its position on that of a fixed point.
A. motion
B. reference
C. reference point
D. Speed
______40. It is the shortest distance between the objects two positions. From point origin to point of destination no matter what path it took to get to the destination.
A. Displacement
B. Distance
C. Speed
D. Velocity​