Grade 10 · Physical Sciences · Physics, Paper 1 · CAPS
Longitudinal Waves and Sound – Grade 10 Physical Sciences (Physics, Paper 1)
What Longitudinal Waves and Sound covers, how it is examined in Grade 10, the 4 sections to study and how long it takes – plus live online lessons when you get stuck.
- Study sections
- 4
- Exam-style questions
- 8
- Marks of practice
- 44
- Study time
- ≈ 2 h 50 min
What it covers
Longitudinal Waves and Sound is a Grade 10 Physical Sciences topic in the CAPS curriculum, examined in Physical Sciences Paper 1 (Physics) of the Grade 10 school and provincial exams. You study it in 4 sections: Longitudinal waves: compressions and rarefactions; Sound waves, the speed of sound and echoes; Pitch, loudness and quality; Ultrasound and echo location.
How it is examined
- Paper
- Grade 10 Physical Sciences Physics, Paper 1
- Exams
- June and November school or provincial exams – your school sets the papers and the dates
- Weighting
- Waves, sound and light ≈ 40/150 in Gr 10 Paper 1 (longitudinal waves and sound typically ≈ 10–15 marks)
There is no national Grade 10 exam. Your school’s exam guideline says which topics each paper covers.
Sections to study
- Longitudinal waves: compressions and rarefactions25 min
- Sound waves, the speed of sound and echoes30 min
- Pitch, loudness and quality25 min
- Ultrasound and echo location25 min
Study time
| Notes and worked examples4 sections | 1 h 45 min |
|---|---|
| Exam-style questions8 questions · 44 marks × 1,2 min per mark | 55 min |
| Topic quiz | 10 min |
| Total | ≈ 2 h 50 min |
Grade 10 exams are set by your school or province – plan back from the date your school gives you.
What you get in the portal
- 8 exam-style questions on Longitudinal Waves and Sound (44 marks in total), each with a full marking memo
- Worked examples with diagrams and step-by-step calculations for each of the 4 sections
- Tutor notes added to sections and questions – for the whole class or just for you
- A topic quiz and Grade 10 mock papers built from the exam-style questions
Notes, worked examples, questions and memos open once the tutor approves your account – usually with your first confirmed lesson.
Stuck on Longitudinal Waves and Sound? Book a one-on-one lesson.
R250 per hour – 60, 90 or 120 minutes, online from anywhere in South Africa. Pick Longitudinal Waves and Sound as your topic; you pay by EFT only after the tutor confirms.
Related Grade 10 Physics P1 topics
Questions about Longitudinal Waves and Sound
How is Longitudinal Waves and Sound examined in Grade 10?
Grade 10 learners write Physical Sciences exams set by their school or province, in June and November. Longitudinal Waves and Sound is part of Physical Sciences Physics, Paper 1; the usual weighting is: Waves, sound and light ≈ 40/150 in Gr 10 Paper 1 (longitudinal waves and sound typically ≈ 10–15 marks). Your school’s exam guideline confirms which topics each exam covers.
How long does it take to study Longitudinal Waves and Sound?
About 2 h 50 min: 1 h 45 min for the notes and worked examples in its 4 sections, 55 min for the 8 exam-style questions (44 marks) at exam pace of 1,2 minutes per mark, and a 10-minute quiz.
Can I get online lessons for Grade 10 Longitudinal Waves and Sound?
Yes. Create a free account in the Adventuity portal, request a one-on-one online lesson of 60, 90 or 120 minutes (or a seat in a group class) and choose Longitudinal Waves and Sound as your topic. You pay by EFT only after the tutor confirms the booking.