1. Kinematics

Reference Frames And Relative Motion — Quiz

Test your understanding of reference frames and relative motion with 5 practice questions.

Practice Questions

Question 1

What is a reference frame in kinematics?

Question 2

A car moves east with velocity $20\ \text{m/s}$ relative to the ground. A passenger walks forward inside the car at $2\ \text{m/s}$ relative to the car. What is the passenger's velocity relative to the ground?

Question 3

A person standing on the sidewalk observes a bus moving at constant speed. Which statement is correct about the bus's motion?

Question 4

A train moves east at $15\ \text{m/s}$ relative to the ground. A person on the train walks west at $3\ \text{m/s}$ relative to the train. What is the person's velocity relative to the ground?

Question 5

Which quantity is the same for all inertial reference frames?