Light and sound

How are light and sound ALIKE?

• Both travel as rays
• Both can vary in pitch
• Both depend on vibrations in air
• Both are forms of energy that travel as waves

The frequency of a sound wave determines it _________.

• amplitude
• energy
• pitch
• volume

Volume describes

• how high or low a sound is
• how loud or quiet a sound is
• how long the sound lasts
• how beautiful the sound is

How loud or quiet a sound is

• pitch
• frequency
• spectrum
• volume

What does the term pitch describe?

• a high point of a wave
• how low or high a sound is
• how loud or soft a sound is
• the matter through which a wave travels

• reflection
• refraction

This creates HIGH and LOW sound waves

• pitch
• vibration
• amplify
• sound

Back and forth movement in air bouncing off molecules

• vibration
• sound
• amplify
• pitch

This is produced by vibrating objects through air

• sound
• vibration
• amplify
• pitch

The SHORTER the wavelength the _________ the sound.

• Higher
• Lower
• Louder
• More annoying