Sound

What is sound?

• Sound is the type of energy that helps us hear!

What is pitch?

• Pitch is how high or low a sound is.
• A high pitch would be a bird chirping.
• A low pitch would be a big dog barking.

What are vibrations?

• Vibrations are when sound waves move back and forth quickly or slowly to produce a sound.

What is volume?

• Volume is how loud or soft a sound is.

What is an eardrum?

• Your eardrum is the small part inside your ear that helps you hear!