A-Level PhysicsYear 2020Q4
3 Turn over 4 Which of the following is a base SI unit? A ampere B coulomb C joule D newton (Total for Question 4 = 1 mark) 5 A high-energy proton can interact with a photon to produce two particles. Which of the following could be the two particles produced? A n + π 0 B n + π+ C π 0 + π+ D π− + π+ (Total for Question 5 = 1 mark)
Paper Source:9PH0_01_que_20201010.pdf
Get full Socratic AI guidance on this question — free in the Applaa desktop app
Appy Buddy guides you step-by-step toward the answer without giving it away. Type your attempt and get instant, mark-scheme-aware clues that teach you to think like an examiner.
Applaa Desktop App
Join Applaa Community
Create your own games, learn AI concepts, program interactive apps, and share with a kid-safe community approved by parents. Free forever on Windows and Mac.
Download Free
Available for Windows and macOS · COPPA Compliant
Exam Specification Info
This question is part of the UK A-Level Physics syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.
Syllabus levelAdvanced Level (A-Level)
SubjectPhysics
Official MarksVariable (2–6 marks)