Workshop 3B Sound

What is sound?

• It's the music

• It's a mechanical wave

• Musical insturments

How many types of waves are there?

• one

• three

• two

Types of sound wave are:

• Infrasound, ultrasound, audible

• Infrasound, ultrasound

• Ultrasound, audible

Sound vibrations travels through different materials:

• Solid and air

• Liquid, Solid, Gas

• Gas and Air

The sounds of musical instruments are:

• Timbre

• Intensity

• Pitch

The intensity of this sound is:

• loud

• soft

The intensity of this sound is:

• loud

• soft

Look up the picture and the pitch of the sound wave is

• high

• low

The piano has high and low notes:

• True

• False