Waves of Sound Vocabulary

What is a system of words, letters, or other symbols that stand for other words, letters, or symbols?

• Decode

• Code

• Transfer

• Sound

What does it mean to take a code and change it to a different form that can be understood?

• Transfer

• Sound

• Decode

• Electricity

Tags

NGSS.MS-PS4-3

What is a form of energy that usually powers light bulbs?

• Sound

• Transfer

• Code

• Electricity

  (electrical)

What are vibrations that you can usually hear with your ears?

• Sound

• Decode

• Transfer

• Code

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What does it mean to move from one place to another?

• Decode

• Sound

• Transfer

• Code

What is a quick movement back and forth called?

• Echo

• Vibration

• Eardrum

• Vacuum

Tags

NGSS.MS-PS4-1

What is a sound that bounces off a surface and travels back to someone's ears?

• Echo

• Air

• Vibration

• Vacuum

Tags

NGSS.MS-PS4-2

What is the part of the ear that vibrates to help us hear sounds?

• Air

• Eardrum

• Vacuum

• Echo

What is the invisible gas that surrounds the Earth?

• Vacuum

• Echo

• Air

• Vibration

What is an empty space without any air called?

• Air

• Echo

• Vibration

• Vacuum