An object’s velocity–versus–time graph is a straight line that decreases uniformly…
PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
An object’s velocity–versus–time graph is a straight line that decreases uniformly from +6 m/s at t = 0 s to –2 m/s at t = 4 s. Identify the sign of the object’s acceleration during this interval and briefly justify your answer based on the graph.