Science: Good Vibrations

Science: Good Vibrations

Multiple Choice

What is the source of the sound of my voice?

• the air

• my vocal cords

• my ears

Multiple Choice

Does a person's voice make vibrations?

• Yes

• No

Pitch

Pitch is the word that describes how high or how low a sound is. High-pitched sound include squeaks and screeches, and low-pitch sound include rumbles and growls.

Multiple Choice

What was the pitch of your short tongue depressor?

• High

• Low

Multiple Choice

What was the pitch of the long tongue depressor?

• High

• Low

Multiple Choice

Did the tongue depressor have vibrations?

• Yes

• No

Multiple Choice

Do low pitches have faster or slower vibrations?

• Low=slow vibrations

• Low=fast vibrations

Multiple Choice

Do high pitches have fast or slow vibrations?

• High pitch =fast vibrations

• High pitch = slow vibrations

Frequency

• Frequency is how fast or how slow the vibrations

• High Frequency are fast vibrations

• Low frequency are slow vibrations

Multiple Choice

What happens to the vibrations as the volume goes up?

• The vibrations get stronger

• The vibrations get weaker

• The vibrations stay the same.