Revising Sound Pitch

Sound volume is measured in ......

• kilograms (kg)

• litres (L)

• metres (m)

• decibels (dB)

Sound volume is how sound is ......

• high and low.

• high or loud.

• loud or quiet.

• quiet and low.

Sound pitch is how sound is ......

• loud or quiet.

• high or quiet.

• high or low.

• quiet or low.

...... vibrations produce louder sound.

• Weaker

• Stronger

• Faster

• Slower

...... vibrations produce quieter sound.

• Weaker

• Stronger

• Faster

• Slower

Faster vibrations create ...... pitch.

• louder

• quieter

• higher

• lower

Slower vibrations create ...... pitch.

• louder

• quieter

• higher

• lower

When you pluck a guitar string, it makes air around ......

• stand still.

• vibrate.

• flow.

• become liquid.

When a cat is meowing, it uses muscles in its throat to make the air around ......

• evaporate.

• pollinate.

• germinate.

• vibrate.

A boy is playing a drum.

What should he do to make the drum sound louder?

• Hit the drum weaker.

• Hit the drum faster.

• Hit the drum slower.

• Hit the drum harder (stronger).