waec model questions vol1 2021 physics
Objective • Question 5
Question 5
WAEC_MODEL_QUESTIONS_VOL1
•
2021
A motion diagram shows a car moving in a straight line with its positions recorded at equal 1 s intervals: at t=0 s the car is at 0 m, at t=1 s at 2 m, at t=2 s at 6 m, at t=3 s at 12 m and at t=4 s at 20 m. Assuming the car moves with constant acceleration, determine the magnitude of that acceleration.
Answer Options
Correct Answer
A.
2.0 m/s²
B.
3.0 m/s²
C.
2.5 m/s²
D.
1.0 m/s²
Correct Answer
A
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