DP Physics (first assessment 2025)

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Question 19M.1A.SL.TZ1.7

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1A.SL.TZ1.7
Level SL Paper 1A Time zone TZ1
Command term Question number 7 Adapted from N/A
7.
[Maximum mark: 1]
19M.1A.SL.TZ1.7

Two blocks of masses m and 2m are travelling directly towards each other. Both are moving at the same constant speed v. The blocks collide and stick together.

What is the total momentum of the system before and after the collision?

[1]

Markscheme

A

Examiners report

Response A was the most common (correct) response, however response D was a significant distractor for candidates who took momentum to be a scalar quantity.

Syllabus sections