Weegy: B. acceleration User: A speed-time graph shows that a car moves at 10 m/s for 10 s. The car’s speed then steadily decreases until it comes to a stop at 30 s. Which of the following describes the slope of the speed-time graph from 10 s to 30 s?
A. linear, horizontal
B. curved, upward
C. linear, sloping downward
D. linear, sloping upward
Weegy: C. linear, sloping downward User: An object that is accelerating may be