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AP Physics 1: Algebra-Based 1.4 B Describe the Motion of Objects As Measured By Observers in Different Inertial Reference Frames Questions

Practise describing motion from moving and stationary reference frames, using one-dimensional velocity addition or subtraction to compare what different observers measure.

Syllabus
Effective Fall 2024
Course
AP Physics 1: Algebra-Based

Exam points

  • Calculate one-dimensional relative velocity by adding or subtracting object and observer velocities.
  • Compare object or centre-of-mass velocity between a moving frame and the stationary ground frame.

AP Physics 1: Algebra-Based 1.4 B Describe the Motion of Objects As Measured By Observers in Different Inertial Reference Frames Questions question 1

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Figure for Question AP Physics 1: Algebra-Based 1.4 B Describe the Motion of Objects As Measured By Observers in Different Inertial Reference Frames Questions question 1 — AP Physics 1: Algebra-Based

Two cars approach an intersection at right angles, as pictured above. What is their relative speed to each other?

A

10 mph

B

45 mph

C

57 mph

D

80 mph

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