Question

1.) Which one of the following represents a scalar quantity?
A The change in momentum of a rubber ball bouncing off the floor.
B The velocity of an airplane flying at 300 km.h on a bearing 040°
C The speed of a car travelling at 100 km.h"
D The acceleration of an object thrown vertically upwards and which has reached the
highest point of its motion.​

Answer 1

C is the correct answer of this question

Answer 2

Answer:

C. The speed of a car travelling at 100km/h.

Explanation:

It is because momentum, velocity and acceleration are vector quantity and speed is a scaler quantity.

I hope I could help you out.