Understanding Displacement and Velocity

Velocity describes an object's change in ______________ over time.

• position

• speed

• acceleration

• direction

A red-shouldered hawk is observed in flight. Over a duration of 6 seconds, it travels in a straight line for a distance of 120 meters. What is the hawk's average velocity over this period in meters per second [m/s]?

• 15 m/s

• 20 m/s

• 25 m/s

• 30 m/s

A jogger on the beach starts by their Yeti cooler, and runs 350 meters to the East. They see their ex, and immediately turn around and run 140 meters to the West. What is the distance covered by the jogger?

• 210 meters

• 350 meters

• 490 meters

• 140 meters

A jogger on the beach starts by their Yeti cooler, and runs 350 meters to the East. They see their ex, and immediately turn around and run 140 meters to the West. What is the displacement of the jogger?

• 210 meters East

• 210 meters West

• 490 meters East

• 490 meters West

A gopher exits its hole onto the flat ground, and travels 8 meters in the East direction, and 15 meters in the South direction. What is the magnitude of its total displacement? (Answer with number only, units are in meters)

• 17

• 23

• 13

• 10

A car travels 100 meters North, then 100 meters East. What is the magnitude of the car's total displacement?

• 100 meters

• 141.42 meters

• 200 meters

• 50 meters

A cyclist rides 50 meters West, then 120 meters South. What is the magnitude of the cyclist's total displacement?

• 130 meters

• 170 meters

• 150 meters

• 100 meters

A bird flies 30 meters North, then 40 meters East. What is the magnitude of the bird's total displacement?

• 50 meters

• 70 meters

• 90 meters

• 60 meters

A person walks 60 meters South, then 80 meters West. What is the magnitude of the person's total displacement?

• 100 meters

• 140 meters

• 120 meters

• 80 meters

A drone flies 20 meters up, then 21 meters horizontally. What is the magnitude of the drone's total displacement?

• 29 meters

• 41 meters

• 28 meters

• 30 meters