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Date May 2021 Marks available 1 Reference code 21M.1.SL.TZ1.9
Level Standard level Paper Paper 1 Time zone 1
Command term Question number 9 Adapted from N/A

Question

An electron has a linear momentum of 4.0 × 10−25 kg m s−1. What is the order of magnitude of the kinetic energy of the electron?

A. 10−50 J

B. 10−34 J

C. 10−19 J

D. 106 J

Markscheme

C

Examiners report

[N/A]

Syllabus sections

Core » Topic 2: Mechanics » 2.3 – Work, energy, and power
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