External assessment details—SL
Paper 1
Duration: 3⁄4 hour Weighting: 20% Marks: 30
30 multiple-choice questions on core material, about 15 of which are common with HL.
The questions on paper 1 test assessment objectives 1, 2 and 3.
The use of calculators is not permitted.
No marks are deducted for incorrect answers.
Paper 2
Duration: 11⁄4 hours Weighting: 40% Marks: 50
Data-based question.
Short-answer and extended-response questions on core material.
One out of two extended response questions to be attempted by candidates.
The questions on paper 2 test assessment objectives 1, 2 and 3.
The use of calculators is permitted. (See calculator section on the OCC.)
Paper 3
Duration: 1 hour Weighting: 20% Marks: 35
This paper will have questions on core and SL option material.
Section A: candidates answer all questions, two to three short-answer questions based on experimental skills and techniques, analysis and evaluation, using unseen data linked to the core and AHL material.
Section B: short-answer and extended-response questions from one option.
The questions on paper 3 test assessment objectives 1, 2 and 3.
The use of calculators is permitted. (See calculator section on the OCC.)