More About Waves

Question 1

Sound Waves are Vibrations that Travel Through a ____________ (Substance).

Answer 1

Medium.

Question 2

Sound Waves can’t Travel Through a ___________.

Answer 2

Vacuum.

Question 3

To Investigate Waves, Use:

Answer 3

• A Ripple Tank for Water Waves.
• A Stretched String for Waves in a Solid.
• A Signal Generator and a Loudspeaker for Sound Waves.