Question

.
An object moves 20 m east in 30 s and then returns to
its starting point taking an additional 50 s. If west is
chosen as the positive direction, what is the average
speed of the object?​

Answer 1

Answer:

Define position, displacement, and distance traveled.

Calculate the total displacement given the position as a function of time.

Determine the total distance traveled.

Calculate the average velocity given the displacement and elapsed time.