DP Physics (first assessment 2025)

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Question 19M.2.HL.TZ2.ai

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.2.HL.TZ2.ai
Level HL Paper 2 Time zone TZ2
Command term Define Question number ai Adapted from N/A
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[Maximum mark: 1]
19M.2.HL.TZ2.ai

Define an inertial reference frame.

[1]

Markscheme

a coordinate system which is not accelerating/has constant velocity/Newtons 1st law applies ✔

OWTTE

Both “inertial” and “reference frame” need to be defined

Examiners report

In defining an inertial frame of reference far too many candidates started with the words ‘ a frame of reference that...... ’ instead of ‘a coordinate system that.....’

Syllabus sections