Embed Size (px)
Citation preview
Unit DChapter 8: Sound
What causes sound?
Sound is caused by a vibration.
What is pitch?
How high or how low a sound is.
Which makes a high sound?
bird
Which makes a low sound?
Cow
What is volume?
How loud or how soft a sound is.
Which makes a loud sound?
lion
Which makes a soft sound?
squirrel
Which do you use to hear?
The ear
Look at the object. Tell about what vibrates to make a sound?
Banjo
The banjo has strings that vibrate to make
sound.
Look at the object. Tell about what vibrates to make sound?
The flute makes sound by the air vibrating
Resources
• www.reef-audio.com
• irishmusicalinstruments.com
• www.discovertheguitar.co.uk
• www.infovisual.info
• www.nlm.nih.gov
• www.smm.org
