CKLA Unit 5 Lesson 10-Characteristics of Sound

Light and Sound travel in waves.

Sound must have a medium.

Light travels faster than sound.

Light needs a medium.

The baby makes a high-pitched “screeching” sound and an adult yelling makes a low-pitched, deep sound.

The adult makes a high-pitched “screeching” sound and the baby yelling makes a low-pitched, deep sound.

Faster

Slower

Faster

Slower

Loud sounds are NOT intense. A loud sound doesn't travel far.

Loud sounds have more intensity. A loud sound travels far, much farther than a quiet sound.

use earplugs

wear goggles

turn the volume down

Pitch is how loud or soft a sound is.

Pitch is how high or low a sound is.

Pitch is how fast sound travels through a medium.

Pitch is the intensity of a sound.

Volume is how high or low a sound is.

Volume is the intensity of a sound.

Volume is how long or short a sound wave is.

Volume is how fast sound travels through a medium.

Adventures in Light

Can You Hear Me Now?

All About Animals

Experiments with Food

They can make you hear well.

They can hurt your hearing.

They can make you able to hear from great distances.

They can make you able to hear a whisper better.