Question

1
Ine EACH of the following terms:
Displacement
Velocity
Hii
Acceleration
(6 marks)
b) A car accelerates uniformly from rest to 20ms during a period of 5 seconds and then
remains at this constant velocity for the next 4.0s. The brakes are then applied, bringing
it uniformly to rest in the final 3.0s. The motion is in a straight line.
Sketch a velocity- time graph of the motion.
(3 marks)
culate:
i) The acceleration during each stage of motion.
(2 marks)
lii) The distance travelled during the first 9.0 seconds. (2 marks)
iv) The average velocity for the first 9.0 seconds.
(2 marks)
5) Give ONE example where an object accelerates although its speed is constant. (Ymark)
END OF QUESTION
TOTAL: 16 MARKS​

Answer 1

Answer:

the distance traveled during the first 9.0 seconds