What is the average speed of the object at 14 seconds? 3 mps .42 mps 42 mps 2.3 mps What is the average speed of the object at between 1 and 3 seconds? 10 mps 1.5 mps 2 mps 2.3 mps What is the average speed of the object at between 4 and 6 seconds? 1.5 mps .6 mps 3 mps 8 mps By looking at the shape of the line on this graph, you can tell the object must have been: traveling at a constant speed. slowing down and then speeding up. speeding up and then slowing down. accelerating at a constant speed. What is the average speed of the object at 18 seconds? 3 mps .42 mps 0 mps 2.3 mps |