Question

Question 4

(TCO 2) The average velocity of a rolling freight car is 2.00 m/s. How long does it take for the car to roll 15.0 m?

30 seconds

30.0 seconds

7.50 seconds

7 seconds

Question 5

(TCO 2) An automobile accelerates from 67.0 km/h to 96.0 km/h in 7.80 seconds. What is its acceleration in m/ s 2

1 m/s²

7.81 m/s²

1.03 m/s²

2.06 m/s²

Answer 1