DP Physics (first assessment 2025)

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Question EXE.1A.HL.TZ0.14

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Date Example questions Example questions Marks available [Maximum mark: 1] Reference code EXE.1A.HL.TZ0.14
Level HL Paper 1A Time zone TZ0
Command term Question number 14 Adapted from N/A
14.
[Maximum mark: 1]
EXE.1A.HL.TZ0.14

A spaceship is travelling at 0.60c from Earth when it launches a probe at 0.10c relative to the spaceship and away from Earth.

What is the speed of the probe relative to Earth?


A.  0.50c

B.  0.66c

C.  0.75c

D.  0.90c

[1]

Markscheme

B

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