Speed and Velocity Answers

Simon is riding a bike at 12 km/h away from his friend Keesha. He throws a ball at 5 km/h back to Keesha, who is standing still on a sidewalk.

Rosa studies the position-time graph of two race cars.Rosa concludes that truck X has a greater velocity than truck Y, and that truck Y had a head start. She also concluded that the graph shows both trucks moving at a constant velocity and that neither truck changes direction.

Study the position-time graph for a bicycle.

Ingrid is participating in a relay race. While jogging at 9 km/h, she tosses a relay stick at 16 km/h to her teammate, who is standing still.

directionmagnitudetimemotion

distancetimemotiondisplacement

The diagram shows a motion map for a train.

When compared to others, how is a greater velocity represented on a motion map?