ICSE · Class 9 · Physics

Sound

Chapter 7ICSE · Class IX · examination 2028

1 world · 3 labs for this chapter.

Topics

Waves
- Transverse and longitudinal waves
- Wave speed, wavelength and frequency
- Sound in different media
- Infrasonic and ultrasonic applications

Learning objectives

Relate a sound wave’s speed, frequency and wavelength.

Worlds

Places to explore freely · 1 world

WorldSound & WavesEight sound experiments in two versions — a ruler, a bell in a jar, a sonometer, organ pipes, an echo, beats — and every sound has a visible form

Main lab

Built for this chapter · 1 lab

Main labSoundPhysics

More labs

Also fit this chapter · 2 labs

Practice

Questions for Class 9 Physics, with worked answers, on screen or as a printed paper.

Open the question bank

ICSE · Class 9 · Physics

Sound

Chapter 7ICSE · Class IX · examination 2028

1 world · 3 labs for this chapter.

Topics

Waves
- Transverse and longitudinal waves
- Wave speed, wavelength and frequency
- Sound in different media
- Infrasonic and ultrasonic applications

Learning objectives

Relate a sound wave’s speed, frequency and wavelength.

Worlds

Places to explore freely · 1 world

WorldSound & WavesEight sound experiments in two versions — a ruler, a bell in a jar, a sonometer, organ pipes, an echo, beats — and every sound has a visible form

Main lab

Built for this chapter · 1 lab

Main labSoundPhysics

More labs

Also fit this chapter · 2 labs

Practice

Questions for Class 9 Physics, with worked answers, on screen or as a printed paper.

Open the question bank

Topics

Waves

Learning objectives

Worlds

Main lab

More labs

Practice

Topics

Waves

Learning objectives

Worlds

Main lab

More labs

Practice