Sound Vocabulary

What are sound waves?

• sound bouncing back

• how vibrations travel

• how loud or soft a sound is

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What are vibrations?

• when things move back and forth really fast to make sound

• how high or low a sound is

• sending a signal to the brain that allows sound to be heard

What is pitch?

• sound bouncing back

• when an object takes in sound energy and the volume is less

• how high or low a sound is

What is an echo?

• how loud or soft a sound is

• sound bouncing back

• sends a signal to the brain that allows a sound to be heard

Tags

NGSS.MS-PS4-2

What are vocal cords?

• fold in your throat that allow the voice to make a sound

• how loud or soft a sound is

• sound bouncing back

What does absorb mean?

• how loud or soft a sound is

• sending a signal to the brain that allows sound to be heard

• when an object takes in sound energy and the volume is less

Tags

NGSS.MS-PS4-2

What does an ear drum do?

• sends a signal to a nerve in the brain that allows sound to be heard

• how high or low a sound is

• how vibrations travel

Tags

NGSS.MS-PS4-2

What is volume?

• how sound travels

• when an object moves very fast back and forth and causes a sound

• how loud or soft a sound is