Sound

1.What is the primary reason sound can travel through a medium?

• Sound is due to light

• Sound is due to vibration

• Sound is due to heat

• Sound is due to magnetism

2. 2. Which of the following is necessary for sound to travel?

• A light source

• A vacuum

• A medium

• A magnetic field

3. 3. Sound can travel through a vacuum.

• TRUE

• FALSE

4. 4. Sound is created by vibrations.

• TRUE

• FALSE

5. 5. In which medium does sound travel the fastest?

• Liquids

• Gases

• Solids

• Vacuum